Home / 2,162,784,210.68-2,984,700,897.90-1,223,127,368.12

Finding the Fourth Proportional to 2,162,784,210.68, 2,984,700,897.90 and 1,223,127,368.12

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Solution

The fourth proportional to 2,162,784,210.68, 2,984,700,897.90 and 1,223,127,368.12 is: 1,687,948,957.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,784,210.68 : 2,984,700,897.90 = 1,223,127,368.12 : x
  2. Step 2: Convert to fraction form
    2,162,784,210.68/2,984,700,897.90 = 1,223,127,368.12/x
  3. Step 3: Cross multiply
    2,162,784,210.68x = 2,984,700,897.90 × 1,223,127,368.12
  4. Step 4: Simplify right side
    2,162,784,210.68x = 3,650,669,353,873,827,840
  5. Step 5: Solve for x
    x = 3,650,669,353,873,827,840/2,162,784,210.68
  6. Step 6: Final answer
    x = 1,687,948,957.57

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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.