Home / 191,980,974.02-264,931,855.38-103,873,037.72

Finding the Fourth Proportional to 191,980,974.02, 264,931,855.38 and 103,873,037.72

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Solution

The fourth proportional to 191,980,974.02, 264,931,855.38 and 103,873,037.72 is: 143,343,770.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,980,974.02 : 264,931,855.38 = 103,873,037.72 : x
  2. Step 2: Convert to fraction form
    191,980,974.02/264,931,855.38 = 103,873,037.72/x
  3. Step 3: Cross multiply
    191,980,974.02x = 264,931,855.38 × 103,873,037.72
  4. Step 4: Simplify right side
    191,980,974.02x = 27,519,276,605,791,668
  5. Step 5: Solve for x
    x = 27,519,276,605,791,668/191,980,974.02
  6. Step 6: Final answer
    x = 143,343,770.12

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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.