Home / 897,216,098.70-1,346,006,106.45-509,224,802.70

Finding the Fourth Proportional to 897,216,098.70, 1,346,006,106.45 and 509,224,802.70

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Solution

The fourth proportional to 897,216,098.70, 1,346,006,106.45 and 509,224,802.70 is: 763,940,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,216,098.70 : 1,346,006,106.45 = 509,224,802.70 : x
  2. Step 2: Convert to fraction form
    897,216,098.70/1,346,006,106.45 = 509,224,802.70/x
  3. Step 3: Cross multiply
    897,216,098.70x = 1,346,006,106.45 × 509,224,802.70
  4. Step 4: Simplify right side
    897,216,098.70x = 685,419,693,989,996,416
  5. Step 5: Solve for x
    x = 685,419,693,989,996,416/897,216,098.70
  6. Step 6: Final answer
    x = 763,940,476.53

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1.5x scale

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.