Home / 105,721,776,412.40-158,582,664,618.60-96,905,807,951.60

Finding the Fourth Proportional to 105,721,776,412.40, 158,582,664,618.60 and 96,905,807,951.60

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Solution

The fourth proportional to 105,721,776,412.40, 158,582,664,618.60 and 96,905,807,951.60 is: 145,358,711,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,721,776,412.40 : 158,582,664,618.60 = 96,905,807,951.60 : x
  2. Step 2: Convert to fraction form
    105,721,776,412.40/158,582,664,618.60 = 96,905,807,951.60/x
  3. Step 3: Cross multiply
    105,721,776,412.40x = 158,582,664,618.60 × 96,905,807,951.60
  4. Step 4: Simplify right side
    105,721,776,412.40x = 15,367,581,241,983,046,254,592
  5. Step 5: Solve for x
    x = 15,367,581,241,983,046,254,592/105,721,776,412.40
  6. Step 6: Final answer
    x = 145,358,711,927.40

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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.