Home / 488,544,089.30-732,816,133.95-343,141,831.70

Finding the Fourth Proportional to 488,544,089.30, 732,816,133.95 and 343,141,831.70

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Solution

The fourth proportional to 488,544,089.30, 732,816,133.95 and 343,141,831.70 is: 514,712,747.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,544,089.30 : 732,816,133.95 = 343,141,831.70 : x
  2. Step 2: Convert to fraction form
    488,544,089.30/732,816,133.95 = 343,141,831.70/x
  3. Step 3: Cross multiply
    488,544,089.30x = 732,816,133.95 × 343,141,831.70
  4. Step 4: Simplify right side
    488,544,089.30x = 251,459,870,502,915,552
  5. Step 5: Solve for x
    x = 251,459,870,502,915,552/488,544,089.30
  6. Step 6: Final answer
    x = 514,712,747.55

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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.