Home / 102,528,117.60-153,792,176.40-98,944,936.80

Finding the Fourth Proportional to 102,528,117.60, 153,792,176.40 and 98,944,936.80

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Solution

The fourth proportional to 102,528,117.60, 153,792,176.40 and 98,944,936.80 is: 148,417,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,528,117.60 : 153,792,176.40 = 98,944,936.80 : x
  2. Step 2: Convert to fraction form
    102,528,117.60/153,792,176.40 = 98,944,936.80/x
  3. Step 3: Cross multiply
    102,528,117.60x = 153,792,176.40 × 98,944,936.80
  4. Step 4: Simplify right side
    102,528,117.60x = 15,216,957,174,232,452
  5. Step 5: Solve for x
    x = 15,216,957,174,232,452/102,528,117.60
  6. Step 6: Final answer
    x = 148,417,405.20

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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.