Home / 357,073,930.60-535,610,895.90-98,329,085.80

Finding the Fourth Proportional to 357,073,930.60, 535,610,895.90 and 98,329,085.80

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Solution

The fourth proportional to 357,073,930.60, 535,610,895.90 and 98,329,085.80 is: 147,493,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,073,930.60 : 535,610,895.90 = 98,329,085.80 : x
  2. Step 2: Convert to fraction form
    357,073,930.60/535,610,895.90 = 98,329,085.80/x
  3. Step 3: Cross multiply
    357,073,930.60x = 535,610,895.90 × 98,329,085.80
  4. Step 4: Simplify right side
    357,073,930.60x = 52,666,129,738,365,968
  5. Step 5: Solve for x
    x = 52,666,129,738,365,968/357,073,930.60
  6. Step 6: Final answer
    x = 147,493,628.70

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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.