Home / 185,745,125.60-278,617,688.40-49,444,287.20

Finding the Fourth Proportional to 185,745,125.60, 278,617,688.40 and 49,444,287.20

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Solution

The fourth proportional to 185,745,125.60, 278,617,688.40 and 49,444,287.20 is: 74,166,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,745,125.60 : 278,617,688.40 = 49,444,287.20 : x
  2. Step 2: Convert to fraction form
    185,745,125.60/278,617,688.40 = 49,444,287.20/x
  3. Step 3: Cross multiply
    185,745,125.60x = 278,617,688.40 × 49,444,287.20
  4. Step 4: Simplify right side
    185,745,125.60x = 13,776,053,004,249,708
  5. Step 5: Solve for x
    x = 13,776,053,004,249,708/185,745,125.60
  6. Step 6: Final answer
    x = 74,166,430.80

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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.