Home / 549,641,972.76-824,462,434.25-140,697,467.16

Finding the Fourth Proportional to 549,641,972.76, 824,462,434.25 and 140,697,467.16

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Solution

The fourth proportional to 549,641,972.76, 824,462,434.25 and 140,697,467.16 is: 211,046,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,641,972.76 : 824,462,434.25 = 140,697,467.16 : x
  2. Step 2: Convert to fraction form
    549,641,972.76/824,462,434.25 = 140,697,467.16/x
  3. Step 3: Cross multiply
    549,641,972.76x = 824,462,434.25 × 140,697,467.16
  4. Step 4: Simplify right side
    549,641,972.76x = 115,999,776,267,543,024
  5. Step 5: Solve for x
    x = 115,999,776,267,543,024/549,641,972.76
  6. Step 6: Final answer
    x = 211,046,066.38

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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.