Home / 98,136,411.60-147,204,617.40-79,004,535.60

Finding the Fourth Proportional to 98,136,411.60, 147,204,617.40 and 79,004,535.60

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Solution

The fourth proportional to 98,136,411.60, 147,204,617.40 and 79,004,535.60 is: 118,506,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,136,411.60 : 147,204,617.40 = 79,004,535.60 : x
  2. Step 2: Convert to fraction form
    98,136,411.60/147,204,617.40 = 79,004,535.60/x
  3. Step 3: Cross multiply
    98,136,411.60x = 147,204,617.40 × 79,004,535.60
  4. Step 4: Simplify right side
    98,136,411.60x = 11,629,832,435,862,680
  5. Step 5: Solve for x
    x = 11,629,832,435,862,680/98,136,411.60
  6. Step 6: Final answer
    x = 118,506,803.40

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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.