Home / 1,630,101,116.10-2,443,955,931.90-647,041,554.30

Finding the Fourth Proportional to 1,630,101,116.10, 2,443,955,931.90 and 647,041,554.30

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Solution

The fourth proportional to 1,630,101,116.10, 2,443,955,931.90 and 647,041,554.30 is: 970,087,701.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,101,116.10 : 2,443,955,931.90 = 647,041,554.30 : x
  2. Step 2: Convert to fraction form
    1,630,101,116.10/2,443,955,931.90 = 647,041,554.30/x
  3. Step 3: Cross multiply
    1,630,101,116.10x = 2,443,955,931.90 × 647,041,554.30
  4. Step 4: Simplify right side
    1,630,101,116.10x = 1,581,341,044,817,281,024
  5. Step 5: Solve for x
    x = 1,581,341,044,817,281,024/1,630,101,116.10
  6. Step 6: Final answer
    x = 970,087,701.43

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Double scale
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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.