Home / 209,953,030.95-314,929,546.43-158,220,858.15

Finding the Fourth Proportional to 209,953,030.95, 314,929,546.43 and 158,220,858.15

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Solution

The fourth proportional to 209,953,030.95, 314,929,546.43 and 158,220,858.15 is: 237,331,287.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,030.95 : 314,929,546.43 = 158,220,858.15 : x
  2. Step 2: Convert to fraction form
    209,953,030.95/314,929,546.43 = 158,220,858.15/x
  3. Step 3: Cross multiply
    209,953,030.95x = 314,929,546.43 × 158,220,858.15
  4. Step 4: Simplify right side
    209,953,030.95x = 49,828,423,092,153,768
  5. Step 5: Solve for x
    x = 49,828,423,092,153,768/209,953,030.95
  6. Step 6: Final answer
    x = 237,331,287.23

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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.