Home / 119,827,029.36-165,360,940.12-64,822,870.64

Finding the Fourth Proportional to 119,827,029.36, 165,360,940.12 and 64,822,870.64

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Solution

The fourth proportional to 119,827,029.36, 165,360,940.12 and 64,822,870.64 is: 89,455,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,827,029.36 : 165,360,940.12 = 64,822,870.64 : x
  2. Step 2: Convert to fraction form
    119,827,029.36/165,360,940.12 = 64,822,870.64/x
  3. Step 3: Cross multiply
    119,827,029.36x = 165,360,940.12 × 64,822,870.64
  4. Step 4: Simplify right side
    119,827,029.36x = 10,719,170,830,307,546
  5. Step 5: Solve for x
    x = 10,719,170,830,307,546/119,827,029.36
  6. Step 6: Final answer
    x = 89,455,366.52

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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.