Home / 2,402,138,713.40-3,603,208,070.10-766,528,652.60

Finding the Fourth Proportional to 2,402,138,713.40, 3,603,208,070.10 and 766,528,652.60

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Solution

The fourth proportional to 2,402,138,713.40, 3,603,208,070.10 and 766,528,652.60 is: 1,149,792,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402,138,713.40 : 3,603,208,070.10 = 766,528,652.60 : x
  2. Step 2: Convert to fraction form
    2,402,138,713.40/3,603,208,070.10 = 766,528,652.60/x
  3. Step 3: Cross multiply
    2,402,138,713.40x = 3,603,208,070.10 × 766,528,652.60
  4. Step 4: Simplify right side
    2,402,138,713.40x = 2,761,962,227,011,199,488
  5. Step 5: Solve for x
    x = 2,761,962,227,011,199,488/2,402,138,713.40
  6. Step 6: Final answer
    x = 1,149,792,978.90

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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.