Home / 77,264,194,631.40-115,896,291,947.10-47,510,301,076.20

Finding the Fourth Proportional to 77,264,194,631.40, 115,896,291,947.10 and 47,510,301,076.20

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Solution

The fourth proportional to 77,264,194,631.40, 115,896,291,947.10 and 47,510,301,076.20 is: 71,265,451,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,264,194,631.40 : 115,896,291,947.10 = 47,510,301,076.20 : x
  2. Step 2: Convert to fraction form
    77,264,194,631.40/115,896,291,947.10 = 47,510,301,076.20/x
  3. Step 3: Cross multiply
    77,264,194,631.40x = 115,896,291,947.10 × 47,510,301,076.20
  4. Step 4: Simplify right side
    77,264,194,631.40x = 5,506,267,724,021,894,217,728
  5. Step 5: Solve for x
    x = 5,506,267,724,021,894,217,728/77,264,194,631.40
  6. Step 6: Final answer
    x = 71,265,451,614.30

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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.