Home / 2,006,208,045.45-3,009,312,068.18-1,221,681,555.23

Finding the Fourth Proportional to 2,006,208,045.45, 3,009,312,068.18 and 1,221,681,555.23

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Solution

The fourth proportional to 2,006,208,045.45, 3,009,312,068.18 and 1,221,681,555.23 is: 1,832,522,332.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,208,045.45 : 3,009,312,068.18 = 1,221,681,555.23 : x
  2. Step 2: Convert to fraction form
    2,006,208,045.45/3,009,312,068.18 = 1,221,681,555.23/x
  3. Step 3: Cross multiply
    2,006,208,045.45x = 3,009,312,068.18 × 1,221,681,555.23
  4. Step 4: Simplify right side
    2,006,208,045.45x = 3,676,421,047,605,394,944
  5. Step 5: Solve for x
    x = 3,676,421,047,605,394,944/2,006,208,045.45
  6. Step 6: Final answer
    x = 1,832,522,332.84

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Double scale
Find fourth proportional to 2,006,208,046.45, 3,009,312,069.68 and 1,221,681,556.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.