Home / 5,416,663,538.70-8,115,732,955.19-4,235,788,018.53

Finding the Fourth Proportional to 5,416,663,538.70, 8,115,732,955.19 and 4,235,788,018.53

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Solution

The fourth proportional to 5,416,663,538.70, 8,115,732,955.19 and 4,235,788,018.53 is: 6,346,438,941.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416,663,538.70 : 8,115,732,955.19 = 4,235,788,018.53 : x
  2. Step 2: Convert to fraction form
    5,416,663,538.70/8,115,732,955.19 = 4,235,788,018.53/x
  3. Step 3: Cross multiply
    5,416,663,538.70x = 8,115,732,955.19 × 4,235,788,018.53
  4. Step 4: Simplify right side
    5,416,663,538.70x = 34,376,524,413,161,697,280
  5. Step 5: Solve for x
    x = 34,376,524,413,161,697,280/5,416,663,538.70
  6. Step 6: Final answer
    x = 6,346,438,941.16

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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.