Home / 1,359,785,151.40-2,039,677,727.10-542,484,005.80

Finding the Fourth Proportional to 1,359,785,151.40, 2,039,677,727.10 and 542,484,005.80

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Solution

The fourth proportional to 1,359,785,151.40, 2,039,677,727.10 and 542,484,005.80 is: 813,726,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,785,151.40 : 2,039,677,727.10 = 542,484,005.80 : x
  2. Step 2: Convert to fraction form
    1,359,785,151.40/2,039,677,727.10 = 542,484,005.80/x
  3. Step 3: Cross multiply
    1,359,785,151.40x = 2,039,677,727.10 × 542,484,005.80
  4. Step 4: Simplify right side
    1,359,785,151.40x = 1,106,492,543,938,247,040
  5. Step 5: Solve for x
    x = 1,106,492,543,938,247,040/1,359,785,151.40
  6. Step 6: Final answer
    x = 813,726,008.70

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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.