Home / 958,005,272.40-1,436,441,038.20-498,840,248.40

Finding the Fourth Proportional to 958,005,272.40, 1,436,441,038.20 and 498,840,248.40

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Solution

The fourth proportional to 958,005,272.40, 1,436,441,038.20 and 498,840,248.40 is: 747,965,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,005,272.40 : 1,436,441,038.20 = 498,840,248.40 : x
  2. Step 2: Convert to fraction form
    958,005,272.40/1,436,441,038.20 = 498,840,248.40/x
  3. Step 3: Cross multiply
    958,005,272.40x = 1,436,441,038.20 × 498,840,248.40
  4. Step 4: Simplify right side
    958,005,272.40x = 716,554,604,307,641,856
  5. Step 5: Solve for x
    x = 716,554,604,307,641,856/958,005,272.40
  6. Step 6: Final answer
    x = 747,965,199.10

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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.