Home / 347,736,673.30-521,605,009.95-156,633,697.30

Finding the Fourth Proportional to 347,736,673.30, 521,605,009.95 and 156,633,697.30

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Solution

The fourth proportional to 347,736,673.30, 521,605,009.95 and 156,633,697.30 is: 234,950,545.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,673.30 : 521,605,009.95 = 156,633,697.30 : x
  2. Step 2: Convert to fraction form
    347,736,673.30/521,605,009.95 = 156,633,697.30/x
  3. Step 3: Cross multiply
    347,736,673.30x = 521,605,009.95 × 156,633,697.30
  4. Step 4: Simplify right side
    347,736,673.30x = 81,700,921,238,671,792
  5. Step 5: Solve for x
    x = 81,700,921,238,671,792/347,736,673.30
  6. Step 6: Final answer
    x = 234,950,545.95

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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.