Home / 209,703,602.70-314,443,429.65-88,398,002.70

Finding the Fourth Proportional to 209,703,602.70, 314,443,429.65 and 88,398,002.70

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Solution

The fourth proportional to 209,703,602.70, 314,443,429.65 and 88,398,002.70 is: 132,549,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,703,602.70 : 314,443,429.65 = 88,398,002.70 : x
  2. Step 2: Convert to fraction form
    209,703,602.70/314,443,429.65 = 88,398,002.70/x
  3. Step 3: Cross multiply
    209,703,602.70x = 314,443,429.65 × 88,398,002.70
  4. Step 4: Simplify right side
    209,703,602.70x = 27,796,171,143,197,960
  5. Step 5: Solve for x
    x = 27,796,171,143,197,960/209,703,602.70
  6. Step 6: Final answer
    x = 132,549,802.60

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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.