Home / 454,053,557.95-626,593,885.92-245,209,680.47

Finding the Fourth Proportional to 454,053,557.95, 626,593,885.92 and 245,209,680.47

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Solution

The fourth proportional to 454,053,557.95, 626,593,885.92 and 245,209,680.47 is: 338,389,346.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,053,557.95 : 626,593,885.92 = 245,209,680.47 : x
  2. Step 2: Convert to fraction form
    454,053,557.95/626,593,885.92 = 245,209,680.47/x
  3. Step 3: Cross multiply
    454,053,557.95x = 626,593,885.92 × 245,209,680.47
  4. Step 4: Simplify right side
    454,053,557.95x = 153,646,886,552,465,312
  5. Step 5: Solve for x
    x = 153,646,886,552,465,312/454,053,557.95
  6. Step 6: Final answer
    x = 338,389,346.07

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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.