Home / 343,332,000.70-514,998,001.05-305,918,554.30

Finding the Fourth Proportional to 343,332,000.70, 514,998,001.05 and 305,918,554.30

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Solution

The fourth proportional to 343,332,000.70, 514,998,001.05 and 305,918,554.30 is: 458,877,831.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,332,000.70 : 514,998,001.05 = 305,918,554.30 : x
  2. Step 2: Convert to fraction form
    343,332,000.70/514,998,001.05 = 305,918,554.30/x
  3. Step 3: Cross multiply
    343,332,000.70x = 514,998,001.05 × 305,918,554.30
  4. Step 4: Simplify right side
    343,332,000.70x = 157,547,443,948,605,888
  5. Step 5: Solve for x
    x = 157,547,443,948,605,888/343,332,000.70
  6. Step 6: Final answer
    x = 458,877,831.45

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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.