Home / 683,160,606.47-942,762,081.77-369,895,032.65

Finding the Fourth Proportional to 683,160,606.47, 942,762,081.77 and 369,895,032.65

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Solution

The fourth proportional to 683,160,606.47, 942,762,081.77 and 369,895,032.65 is: 510,455,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,160,606.47 : 942,762,081.77 = 369,895,032.65 : x
  2. Step 2: Convert to fraction form
    683,160,606.47/942,762,081.77 = 369,895,032.65/x
  3. Step 3: Cross multiply
    683,160,606.47x = 942,762,081.77 × 369,895,032.65
  4. Step 4: Simplify right side
    683,160,606.47x = 348,723,011,010,932,800
  5. Step 5: Solve for x
    x = 348,723,011,010,932,800/683,160,606.47
  6. Step 6: Final answer
    x = 510,455,385.91

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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.