Home / 161,807,570.10-242,718,439.95-46,803,737.70

Finding the Fourth Proportional to 161,807,570.10, 242,718,439.95 and 46,803,737.70

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Solution

The fourth proportional to 161,807,570.10, 242,718,439.95 and 46,803,737.70 is: 70,207,655.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,807,570.10 : 242,718,439.95 = 46,803,737.70 : x
  2. Step 2: Convert to fraction form
    161,807,570.10/242,718,439.95 = 46,803,737.70/x
  3. Step 3: Cross multiply
    161,807,570.10x = 242,718,439.95 × 46,803,737.70
  4. Step 4: Simplify right side
    161,807,570.10x = 11,360,130,198,373,002
  5. Step 5: Solve for x
    x = 11,360,130,198,373,002/161,807,570.10
  6. Step 6: Final answer
    x = 70,207,655.87

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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.