Home / 45,554,570.70-68,331,856.05-42,047,060.10

Finding the Fourth Proportional to 45,554,570.70, 68,331,856.05 and 42,047,060.10

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Solution

The fourth proportional to 45,554,570.70, 68,331,856.05 and 42,047,060.10 is: 63,070,590.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,554,570.70 : 68,331,856.05 = 42,047,060.10 : x
  2. Step 2: Convert to fraction form
    45,554,570.70/68,331,856.05 = 42,047,060.10/x
  3. Step 3: Cross multiply
    45,554,570.70x = 68,331,856.05 × 42,047,060.10
  4. Step 4: Simplify right side
    45,554,570.70x = 2,873,153,658,078,898.50
  5. Step 5: Solve for x
    x = 2,873,153,658,078,898.50/45,554,570.70
  6. Step 6: Final answer
    x = 63,070,590.15

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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.