Home / 472,068,030.80-708,739,775.40-299,881,146.80

Finding the Fourth Proportional to 472,068,030.80, 708,739,775.40 and 299,881,146.80

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Solution

The fourth proportional to 472,068,030.80, 708,739,775.40 and 299,881,146.80 is: 450,226,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,068,030.80 : 708,739,775.40 = 299,881,146.80 : x
  2. Step 2: Convert to fraction form
    472,068,030.80/708,739,775.40 = 299,881,146.80/x
  3. Step 3: Cross multiply
    472,068,030.80x = 708,739,775.40 × 299,881,146.80
  4. Step 4: Simplify right side
    472,068,030.80x = 212,537,696,629,726,432
  5. Step 5: Solve for x
    x = 212,537,696,629,726,432/472,068,030.80
  6. Step 6: Final answer
    x = 450,226,837.58

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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.