Home / 98,228,047.60-147,342,581.70-25,439,730.40

Finding the Fourth Proportional to 98,228,047.60, 147,342,581.70 and 25,439,730.40

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Solution

The fourth proportional to 98,228,047.60, 147,342,581.70 and 25,439,730.40 is: 38,159,727.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,228,047.60 : 147,342,581.70 = 25,439,730.40 : x
  2. Step 2: Convert to fraction form
    98,228,047.60/147,342,581.70 = 25,439,730.40/x
  3. Step 3: Cross multiply
    98,228,047.60x = 147,342,581.70 × 25,439,730.40
  4. Step 4: Simplify right side
    98,228,047.60x = 3,748,355,554,887,973
  5. Step 5: Solve for x
    x = 3,748,355,554,887,973/98,228,047.60
  6. Step 6: Final answer
    x = 38,159,727.76

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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.