Home / 282,465,000.10-423,697,500.15-100,646,568.10

Finding the Fourth Proportional to 282,465,000.10, 423,697,500.15 and 100,646,568.10

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Solution

The fourth proportional to 282,465,000.10, 423,697,500.15 and 100,646,568.10 is: 150,969,852.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,465,000.10 : 423,697,500.15 = 100,646,568.10 : x
  2. Step 2: Convert to fraction form
    282,465,000.10/423,697,500.15 = 100,646,568.10/x
  3. Step 3: Cross multiply
    282,465,000.10x = 423,697,500.15 × 100,646,568.10
  4. Step 4: Simplify right side
    282,465,000.10x = 42,643,699,302,646,728
  5. Step 5: Solve for x
    x = 42,643,699,302,646,728/282,465,000.10
  6. Step 6: Final answer
    x = 150,969,852.15

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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.