Home / 130,398,915.80-195,598,373.70-97,874,726.60

Finding the Fourth Proportional to 130,398,915.80, 195,598,373.70 and 97,874,726.60

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Solution

The fourth proportional to 130,398,915.80, 195,598,373.70 and 97,874,726.60 is: 146,812,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,398,915.80 : 195,598,373.70 = 97,874,726.60 : x
  2. Step 2: Convert to fraction form
    130,398,915.80/195,598,373.70 = 97,874,726.60/x
  3. Step 3: Cross multiply
    130,398,915.80x = 195,598,373.70 × 97,874,726.60
  4. Step 4: Simplify right side
    130,398,915.80x = 19,144,137,349,292,128
  5. Step 5: Solve for x
    x = 19,144,137,349,292,128/130,398,915.80
  6. Step 6: Final answer
    x = 146,812,089.90

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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.