Home / 623,752,903.49-860,785,809.24-345,299,077.13

Finding the Fourth Proportional to 623,752,903.49, 860,785,809.24 and 345,299,077.13

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Solution

The fourth proportional to 623,752,903.49, 860,785,809.24 and 345,299,077.13 is: 476,516,492.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,752,903.49 : 860,785,809.24 = 345,299,077.13 : x
  2. Step 2: Convert to fraction form
    623,752,903.49/860,785,809.24 = 345,299,077.13/x
  3. Step 3: Cross multiply
    623,752,903.49x = 860,785,809.24 × 345,299,077.13
  4. Step 4: Simplify right side
    623,752,903.49x = 297,228,545,532,868,288
  5. Step 5: Solve for x
    x = 297,228,545,532,868,288/623,752,903.49
  6. Step 6: Final answer
    x = 476,516,492.14

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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.