Home / 7,377,022,060.80-10,180,260,008.64-3,989,935,132.80

Finding the Fourth Proportional to 7,377,022,060.80, 10,180,260,008.64 and 3,989,935,132.80

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Solution

The fourth proportional to 7,377,022,060.80, 10,180,260,008.64 and 3,989,935,132.80 is: 5,506,094,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377,022,060.80 : 10,180,260,008.64 = 3,989,935,132.80 : x
  2. Step 2: Convert to fraction form
    7,377,022,060.80/10,180,260,008.64 = 3,989,935,132.80/x
  3. Step 3: Cross multiply
    7,377,022,060.80x = 10,180,260,008.64 × 3,989,935,132.80
  4. Step 4: Simplify right side
    7,377,022,060.80x = 40,618,577,069,511,565,312
  5. Step 5: Solve for x
    x = 40,618,577,069,511,565,312/7,377,022,060.80
  6. Step 6: Final answer
    x = 5,506,094,022.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.