Home / 302,429,810.40-453,346,117.20-148,950,232.80

Finding the Fourth Proportional to 302,429,810.40, 453,346,117.20 and 148,950,232.80

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Solution

The fourth proportional to 302,429,810.40, 453,346,117.20 and 148,950,232.80 is: 223,278,285.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,429,810.40 : 453,346,117.20 = 148,950,232.80 : x
  2. Step 2: Convert to fraction form
    302,429,810.40/453,346,117.20 = 148,950,232.80/x
  3. Step 3: Cross multiply
    302,429,810.40x = 453,346,117.20 × 148,950,232.80
  4. Step 4: Simplify right side
    302,429,810.40x = 67,526,009,695,916,088
  5. Step 5: Solve for x
    x = 67,526,009,695,916,088/302,429,810.40
  6. Step 6: Final answer
    x = 223,278,285.98

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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.