Home / 302,453,145.60-452,671,948.80-278,266,675.20

Finding the Fourth Proportional to 302,453,145.60, 452,671,948.80 and 278,266,675.20

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Solution

The fourth proportional to 302,453,145.60, 452,671,948.80 and 278,266,675.20 is: 416,472,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,453,145.60 : 452,671,948.80 = 278,266,675.20 : x
  2. Step 2: Convert to fraction form
    302,453,145.60/452,671,948.80 = 278,266,675.20/x
  3. Step 3: Cross multiply
    302,453,145.60x = 452,671,948.80 × 278,266,675.20
  4. Step 4: Simplify right side
    302,453,145.60x = 125,963,518,148,880,624
  5. Step 5: Solve for x
    x = 125,963,518,148,880,624/302,453,145.60
  6. Step 6: Final answer
    x = 416,472,832.18

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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.