Home / 1,226,732,416.40-1,840,602,509.40-450,749,824.40

Finding the Fourth Proportional to 1,226,732,416.40, 1,840,602,509.40 and 450,749,824.40

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Solution

The fourth proportional to 1,226,732,416.40, 1,840,602,509.40 and 450,749,824.40 is: 676,309,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,732,416.40 : 1,840,602,509.40 = 450,749,824.40 : x
  2. Step 2: Convert to fraction form
    1,226,732,416.40/1,840,602,509.40 = 450,749,824.40/x
  3. Step 3: Cross multiply
    1,226,732,416.40x = 1,840,602,509.40 × 450,749,824.40
  4. Step 4: Simplify right side
    1,226,732,416.40x = 829,651,257,902,249,344
  5. Step 5: Solve for x
    x = 829,651,257,902,249,344/1,226,732,416.40
  6. Step 6: Final answer
    x = 676,309,883.73

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1.5x scale

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.