Home / 509,643,521.60-760,744,690.80-437,325,030.24

Finding the Fourth Proportional to 509,643,521.60, 760,744,690.80 and 437,325,030.24

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Solution

The fourth proportional to 509,643,521.60, 760,744,690.80 and 437,325,030.24 is: 652,794,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,643,521.60 : 760,744,690.80 = 437,325,030.24 : x
  2. Step 2: Convert to fraction form
    509,643,521.60/760,744,690.80 = 437,325,030.24/x
  3. Step 3: Cross multiply
    509,643,521.60x = 760,744,690.80 × 437,325,030.24
  4. Step 4: Simplify right side
    509,643,521.60x = 332,692,694,909,029,440
  5. Step 5: Solve for x
    x = 332,692,694,909,029,440/509,643,521.60
  6. Step 6: Final answer
    x = 652,794,906.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.