Home / 1,454,526,123.90-2,181,789,214.72-349,130,980.83

Finding the Fourth Proportional to 1,454,526,123.90, 2,181,789,214.72 and 349,130,980.83

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Solution

The fourth proportional to 1,454,526,123.90, 2,181,789,214.72 and 349,130,980.83 is: 523,696,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,526,123.90 : 2,181,789,214.72 = 349,130,980.83 : x
  2. Step 2: Convert to fraction form
    1,454,526,123.90/2,181,789,214.72 = 349,130,980.83/x
  3. Step 3: Cross multiply
    1,454,526,123.90x = 2,181,789,214.72 × 349,130,980.83
  4. Step 4: Simplify right side
    1,454,526,123.90x = 761,730,208,488,600,064
  5. Step 5: Solve for x
    x = 761,730,208,488,600,064/1,454,526,123.90
  6. Step 6: Final answer
    x = 523,696,478.17

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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.