Home / 708,590,108.40-1,062,885,162.60-450,947,511.60

Finding the Fourth Proportional to 708,590,108.40, 1,062,885,162.60 and 450,947,511.60

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Solution

The fourth proportional to 708,590,108.40, 1,062,885,162.60 and 450,947,511.60 is: 676,421,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,590,108.40 : 1,062,885,162.60 = 450,947,511.60 : x
  2. Step 2: Convert to fraction form
    708,590,108.40/1,062,885,162.60 = 450,947,511.60/x
  3. Step 3: Cross multiply
    708,590,108.40x = 1,062,885,162.60 × 450,947,511.60
  4. Step 4: Simplify right side
    708,590,108.40x = 479,305,419,191,031,424
  5. Step 5: Solve for x
    x = 479,305,419,191,031,424/708,590,108.40
  6. Step 6: Final answer
    x = 676,421,267.40

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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.