Home / 415,152,772,574.10-622,666,238,750.92-112,988,921,675.70

Finding the Fourth Proportional to 415,152,772,574.10, 622,666,238,750.92 and 112,988,921,675.70

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Solution

The fourth proportional to 415,152,772,574.10, 622,666,238,750.92 and 112,988,921,675.70 is: 169,466,258,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,152,772,574.10 : 622,666,238,750.92 = 112,988,921,675.70 : x
  2. Step 2: Convert to fraction form
    415,152,772,574.10/622,666,238,750.92 = 112,988,921,675.70/x
  3. Step 3: Cross multiply
    415,152,772,574.10x = 622,666,238,750.92 × 112,988,921,675.70
  4. Step 4: Simplify right side
    415,152,772,574.10x = 70,354,386,880,330,423,336,960
  5. Step 5: Solve for x
    x = 70,354,386,880,330,423,336,960/415,152,772,574.10
  6. Step 6: Final answer
    x = 169,466,258,033.42

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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.