Home / 1,075,851,575.40-1,613,976,428.70-348,864,004.20

Finding the Fourth Proportional to 1,075,851,575.40, 1,613,976,428.70 and 348,864,004.20

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Solution

The fourth proportional to 1,075,851,575.40, 1,613,976,428.70 and 348,864,004.20 is: 523,360,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,851,575.40 : 1,613,976,428.70 = 348,864,004.20 : x
  2. Step 2: Convert to fraction form
    1,075,851,575.40/1,613,976,428.70 = 348,864,004.20/x
  3. Step 3: Cross multiply
    1,075,851,575.40x = 1,613,976,428.70 × 348,864,004.20
  4. Step 4: Simplify right side
    1,075,851,575.40x = 563,058,279,600,697,792
  5. Step 5: Solve for x
    x = 563,058,279,600,697,792/1,075,851,575.40
  6. Step 6: Final answer
    x = 523,360,556.86

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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.