Home / 100,788,631.60-151,182,947.40-36,094,547.20

Finding the Fourth Proportional to 100,788,631.60, 151,182,947.40 and 36,094,547.20

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Solution

The fourth proportional to 100,788,631.60, 151,182,947.40 and 36,094,547.20 is: 54,141,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,788,631.60 : 151,182,947.40 = 36,094,547.20 : x
  2. Step 2: Convert to fraction form
    100,788,631.60/151,182,947.40 = 36,094,547.20/x
  3. Step 3: Cross multiply
    100,788,631.60x = 151,182,947.40 × 36,094,547.20
  4. Step 4: Simplify right side
    100,788,631.60x = 5,456,880,030,764,418
  5. Step 5: Solve for x
    x = 5,456,880,030,764,418/100,788,631.60
  6. Step 6: Final answer
    x = 54,141,820.80

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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.