Home / 1,770,551,946.80-2,657,528,531.40-898,138,401.20

Finding the Fourth Proportional to 1,770,551,946.80, 2,657,528,531.40 and 898,138,401.20

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Solution

The fourth proportional to 1,770,551,946.80, 2,657,528,531.40 and 898,138,401.20 is: 1,348,070,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,551,946.80 : 2,657,528,531.40 = 898,138,401.20 : x
  2. Step 2: Convert to fraction form
    1,770,551,946.80/2,657,528,531.40 = 898,138,401.20/x
  3. Step 3: Cross multiply
    1,770,551,946.80x = 2,657,528,531.40 × 898,138,401.20
  4. Step 4: Simplify right side
    1,770,551,946.80x = 2,386,828,426,334,980,096
  5. Step 5: Solve for x
    x = 2,386,828,426,334,980,096/1,770,551,946.80
  6. Step 6: Final answer
    x = 1,348,070,261.73

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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.