Home / 2,187,169,680.45-3,280,953,860.24-712,931,088.81

Finding the Fourth Proportional to 2,187,169,680.45, 3,280,953,860.24 and 712,931,088.81

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Solution

The fourth proportional to 2,187,169,680.45, 3,280,953,860.24 and 712,931,088.81 is: 1,069,461,610.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,169,680.45 : 3,280,953,860.24 = 712,931,088.81 : x
  2. Step 2: Convert to fraction form
    2,187,169,680.45/3,280,953,860.24 = 712,931,088.81/x
  3. Step 3: Cross multiply
    2,187,169,680.45x = 3,280,953,860.24 × 712,931,088.81
  4. Step 4: Simplify right side
    2,187,169,680.45x = 2,339,094,007,912,711,168
  5. Step 5: Solve for x
    x = 2,339,094,007,912,711,168/2,187,169,680.45
  6. Step 6: Final answer
    x = 1,069,461,610.05

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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.