Home / 25,961,472,016.20-38,942,208,024.30-15,641,911,312.20

Finding the Fourth Proportional to 25,961,472,016.20, 38,942,208,024.30 and 15,641,911,312.20

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Solution

The fourth proportional to 25,961,472,016.20, 38,942,208,024.30 and 15,641,911,312.20 is: 23,462,866,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,961,472,016.20 : 38,942,208,024.30 = 15,641,911,312.20 : x
  2. Step 2: Convert to fraction form
    25,961,472,016.20/38,942,208,024.30 = 15,641,911,312.20/x
  3. Step 3: Cross multiply
    25,961,472,016.20x = 38,942,208,024.30 × 15,641,911,312.20
  4. Step 4: Simplify right side
    25,961,472,016.20x = 609,130,564,217,343,836,160
  5. Step 5: Solve for x
    x = 609,130,564,217,343,836,160/25,961,472,016.20
  6. Step 6: Final answer
    x = 23,462,866,968.30

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Double scale
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1.5x scale

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.