Home / 894,559,438.28-1,341,788,688.72-396,426,482.30

Finding the Fourth Proportional to 894,559,438.28, 1,341,788,688.72 and 396,426,482.30

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Solution

The fourth proportional to 894,559,438.28, 1,341,788,688.72 and 396,426,482.30 is: 594,617,358.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,559,438.28 : 1,341,788,688.72 = 396,426,482.30 : x
  2. Step 2: Convert to fraction form
    894,559,438.28/1,341,788,688.72 = 396,426,482.30/x
  3. Step 3: Cross multiply
    894,559,438.28x = 1,341,788,688.72 × 396,426,482.30
  4. Step 4: Simplify right side
    894,559,438.28x = 531,920,569,859,199,296
  5. Step 5: Solve for x
    x = 531,920,569,859,199,296/894,559,438.28
  6. Step 6: Final answer
    x = 594,617,358.11

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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.