Home / 1,130,528,003.30-1,559,045,918.11-748,445,211.80

Finding the Fourth Proportional to 1,130,528,003.30, 1,559,045,918.11 and 748,445,211.80

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Solution

The fourth proportional to 1,130,528,003.30, 1,559,045,918.11 and 748,445,211.80 is: 1,032,137,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,528,003.30 : 1,559,045,918.11 = 748,445,211.80 : x
  2. Step 2: Convert to fraction form
    1,130,528,003.30/1,559,045,918.11 = 748,445,211.80/x
  3. Step 3: Cross multiply
    1,130,528,003.30x = 1,559,045,918.11 × 748,445,211.80
  4. Step 4: Simplify right side
    1,130,528,003.30x = 1,166,860,452,385,764,352
  5. Step 5: Solve for x
    x = 1,166,860,452,385,764,352/1,130,528,003.30
  6. Step 6: Final answer
    x = 1,032,137,593.21

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Double scale
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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.