Home / 464,020,411.86-696,363,066.39-168,914,915.12

Finding the Fourth Proportional to 464,020,411.86, 696,363,066.39 and 168,914,915.12

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Solution

The fourth proportional to 464,020,411.86, 696,363,066.39 and 168,914,915.12 is: 253,493,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,020,411.86 : 696,363,066.39 = 168,914,915.12 : x
  2. Step 2: Convert to fraction form
    464,020,411.86/696,363,066.39 = 168,914,915.12/x
  3. Step 3: Cross multiply
    464,020,411.86x = 696,363,066.39 × 168,914,915.12
  4. Step 4: Simplify right side
    464,020,411.86x = 117,626,108,254,344,112
  5. Step 5: Solve for x
    x = 117,626,108,254,344,112/464,020,411.86
  6. Step 6: Final answer
    x = 253,493,392.20

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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.