Home / 462,390,063.39-637,481,011.98-367,335,957.21

Finding the Fourth Proportional to 462,390,063.39, 637,481,011.98 and 367,335,957.21

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Solution

The fourth proportional to 462,390,063.39, 637,481,011.98 and 367,335,957.21 is: 506,433,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,390,063.39 : 637,481,011.98 = 367,335,957.21 : x
  2. Step 2: Convert to fraction form
    462,390,063.39/637,481,011.98 = 367,335,957.21/x
  3. Step 3: Cross multiply
    462,390,063.39x = 637,481,011.98 × 367,335,957.21
  4. Step 4: Simplify right side
    462,390,063.39x = 234,169,697,738,872,768
  5. Step 5: Solve for x
    x = 234,169,697,738,872,768/462,390,063.39
  6. Step 6: Final answer
    x = 506,433,239.55

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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.