Home / 472,532,875.72-652,095,488.76-260,839,824.46

Finding the Fourth Proportional to 472,532,875.72, 652,095,488.76 and 260,839,824.46

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Solution

The fourth proportional to 472,532,875.72, 652,095,488.76 and 260,839,824.46 is: 359,959,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,532,875.72 : 652,095,488.76 = 260,839,824.46 : x
  2. Step 2: Convert to fraction form
    472,532,875.72/652,095,488.76 = 260,839,824.46/x
  3. Step 3: Cross multiply
    472,532,875.72x = 652,095,488.76 × 260,839,824.46
  4. Step 4: Simplify right side
    472,532,875.72x = 170,092,472,819,316,320
  5. Step 5: Solve for x
    x = 170,092,472,819,316,320/472,532,875.72
  6. Step 6: Final answer
    x = 359,959,024.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.