Home / 1,043,854,007.28-1,566,391,577.58-389,257,263.60

Finding the Fourth Proportional to 1,043,854,007.28, 1,566,391,577.58 and 389,257,263.60

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Solution

The fourth proportional to 1,043,854,007.28, 1,566,391,577.58 and 389,257,263.60 is: 584,113,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,854,007.28 : 1,566,391,577.58 = 389,257,263.60 : x
  2. Step 2: Convert to fraction form
    1,043,854,007.28/1,566,391,577.58 = 389,257,263.60/x
  3. Step 3: Cross multiply
    1,043,854,007.28x = 1,566,391,577.58 × 389,257,263.60
  4. Step 4: Simplify right side
    1,043,854,007.28x = 609,729,299,214,877,952
  5. Step 5: Solve for x
    x = 609,729,299,214,877,952/1,043,854,007.28
  6. Step 6: Final answer
    x = 584,113,578.11

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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.