Home / 898,157,029.35-1,347,235,544.03-509,829,810.15

Finding the Fourth Proportional to 898,157,029.35, 1,347,235,544.03 and 509,829,810.15

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Solution

The fourth proportional to 898,157,029.35, 1,347,235,544.03 and 509,829,810.15 is: 764,744,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,157,029.35 : 1,347,235,544.03 = 509,829,810.15 : x
  2. Step 2: Convert to fraction form
    898,157,029.35/1,347,235,544.03 = 509,829,810.15/x
  3. Step 3: Cross multiply
    898,157,029.35x = 1,347,235,544.03 × 509,829,810.15
  4. Step 4: Simplify right side
    898,157,029.35x = 686,860,841,637,597,696
  5. Step 5: Solve for x
    x = 686,860,841,637,597,696/898,157,029.35
  6. Step 6: Final answer
    x = 764,744,715.23

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Double scale
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Similar ratio
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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.