Home / 747,398,041.79-1,121,092,984.58-304,738,984.76

Finding the Fourth Proportional to 747,398,041.79, 1,121,092,984.58 and 304,738,984.76

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Solution

The fourth proportional to 747,398,041.79, 1,121,092,984.58 and 304,738,984.76 is: 457,106,814.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,398,041.79 : 1,121,092,984.58 = 304,738,984.76 : x
  2. Step 2: Convert to fraction form
    747,398,041.79/1,121,092,984.58 = 304,738,984.76/x
  3. Step 3: Cross multiply
    747,398,041.79x = 1,121,092,984.58 × 304,738,984.76
  4. Step 4: Simplify right side
    747,398,041.79x = 341,640,737,935,338,368
  5. Step 5: Solve for x
    x = 341,640,737,935,338,368/747,398,041.79
  6. Step 6: Final answer
    x = 457,106,814.35

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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.