Home / 302,472,495.60-452,700,973.80-278,286,025.20

Finding the Fourth Proportional to 302,472,495.60, 452,700,973.80 and 278,286,025.20

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Solution

The fourth proportional to 302,472,495.60, 452,700,973.80 and 278,286,025.20 is: 416,501,852.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,472,495.60 : 452,700,973.80 = 278,286,025.20 : x
  2. Step 2: Convert to fraction form
    302,472,495.60/452,700,973.80 = 278,286,025.20/x
  3. Step 3: Cross multiply
    302,472,495.60x = 452,700,973.80 × 278,286,025.20
  4. Step 4: Simplify right side
    302,472,495.60x = 125,980,354,602,971,344
  5. Step 5: Solve for x
    x = 125,980,354,602,971,344/302,472,495.60
  6. Step 6: Final answer
    x = 416,501,852.02

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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.