Home / 1,109,956,332.12-1,664,389,686.78-549,070,117.08

Finding the Fourth Proportional to 1,109,956,332.12, 1,664,389,686.78 and 549,070,117.08

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Solution

The fourth proportional to 1,109,956,332.12, 1,664,389,686.78 and 549,070,117.08 is: 823,335,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,956,332.12 : 1,664,389,686.78 = 549,070,117.08 : x
  2. Step 2: Convert to fraction form
    1,109,956,332.12/1,664,389,686.78 = 549,070,117.08/x
  3. Step 3: Cross multiply
    1,109,956,332.12x = 1,664,389,686.78 × 549,070,117.08
  4. Step 4: Simplify right side
    1,109,956,332.12x = 913,866,640,187,039,232
  5. Step 5: Solve for x
    x = 913,866,640,187,039,232/1,109,956,332.12
  6. Step 6: Final answer
    x = 823,335,669.83

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Double scale
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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.