Home / 1,500,494,627.09-2,070,712,545.45-874,003,411.28

Finding the Fourth Proportional to 1,500,494,627.09, 2,070,712,545.45 and 874,003,411.28

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Solution

The fourth proportional to 1,500,494,627.09, 2,070,712,545.45 and 874,003,411.28 is: 1,206,142,158.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,494,627.09 : 2,070,712,545.45 = 874,003,411.28 : x
  2. Step 2: Convert to fraction form
    1,500,494,627.09/2,070,712,545.45 = 874,003,411.28/x
  3. Step 3: Cross multiply
    1,500,494,627.09x = 2,070,712,545.45 × 874,003,411.28
  4. Step 4: Simplify right side
    1,500,494,627.09x = 1,809,809,828,503,591,936
  5. Step 5: Solve for x
    x = 1,809,809,828,503,591,936/1,500,494,627.09
  6. Step 6: Final answer
    x = 1,206,142,158.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.