Home / 82,158,303.60-113,382,001.24-45,488,873.84

Finding the Fourth Proportional to 82,158,303.60, 113,382,001.24 and 45,488,873.84

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Solution

The fourth proportional to 82,158,303.60, 113,382,001.24 and 45,488,873.84 is: 62,776,607.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,158,303.60 : 113,382,001.24 = 45,488,873.84 : x
  2. Step 2: Convert to fraction form
    82,158,303.60/113,382,001.24 = 45,488,873.84/x
  3. Step 3: Cross multiply
    82,158,303.60x = 113,382,001.24 × 45,488,873.84
  4. Step 4: Simplify right side
    82,158,303.60x = 5,157,619,550,133,084
  5. Step 5: Solve for x
    x = 5,157,619,550,133,084/82,158,303.60
  6. Step 6: Final answer
    x = 62,776,607.16

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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.