Home / 259,594,515,075.80-358,242,534,214.24-143,853,208,029.55

Finding the Fourth Proportional to 259,594,515,075.80, 358,242,534,214.24 and 143,853,208,029.55

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Solution

The fourth proportional to 259,594,515,075.80, 358,242,534,214.24 and 143,853,208,029.55 is: 198,518,592,676.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,594,515,075.80 : 358,242,534,214.24 = 143,853,208,029.55 : x
  2. Step 2: Convert to fraction form
    259,594,515,075.80/358,242,534,214.24 = 143,853,208,029.55/x
  3. Step 3: Cross multiply
    259,594,515,075.80x = 358,242,534,214.24 × 143,853,208,029.55
  4. Step 4: Simplify right side
    259,594,515,075.80x = 51,534,337,799,354,243,350,528
  5. Step 5: Solve for x
    x = 51,534,337,799,354,243,350,528/259,594,515,075.80
  6. Step 6: Final answer
    x = 198,518,592,676.38

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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.