Home / 185,812,590.42-278,700,875.64-56,421,337.92

Finding the Fourth Proportional to 185,812,590.42, 278,700,875.64 and 56,421,337.92

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Solution

The fourth proportional to 185,812,590.42, 278,700,875.64 and 56,421,337.92 is: 84,626,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,812,590.42 : 278,700,875.64 = 56,421,337.92 : x
  2. Step 2: Convert to fraction form
    185,812,590.42/278,700,875.64 = 56,421,337.92/x
  3. Step 3: Cross multiply
    185,812,590.42x = 278,700,875.64 × 56,421,337.92
  4. Step 4: Simplify right side
    185,812,590.42x = 15,724,676,283,084,336
  5. Step 5: Solve for x
    x = 15,724,676,283,084,336/185,812,590.42
  6. Step 6: Final answer
    x = 84,626,538.21

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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.