Home / 788,176,269.20-1,182,264,403.80-497,938,624.40

Finding the Fourth Proportional to 788,176,269.20, 1,182,264,403.80 and 497,938,624.40

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Solution

The fourth proportional to 788,176,269.20, 1,182,264,403.80 and 497,938,624.40 is: 746,907,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,176,269.20 : 1,182,264,403.80 = 497,938,624.40 : x
  2. Step 2: Convert to fraction form
    788,176,269.20/1,182,264,403.80 = 497,938,624.40/x
  3. Step 3: Cross multiply
    788,176,269.20x = 1,182,264,403.80 × 497,938,624.40
  4. Step 4: Simplify right side
    788,176,269.20x = 588,695,110,905,258,112
  5. Step 5: Solve for x
    x = 588,695,110,905,258,112/788,176,269.20
  6. Step 6: Final answer
    x = 746,907,936.60

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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.