Home / 1,163,250,839.52-1,605,291,365.44-634,613,223.68

Finding the Fourth Proportional to 1,163,250,839.52, 1,605,291,365.44 and 634,613,223.68

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Solution

The fourth proportional to 1,163,250,839.52, 1,605,291,365.44 and 634,613,223.68 is: 875,769,089.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,250,839.52 : 1,605,291,365.44 = 634,613,223.68 : x
  2. Step 2: Convert to fraction form
    1,163,250,839.52/1,605,291,365.44 = 634,613,223.68/x
  3. Step 3: Cross multiply
    1,163,250,839.52x = 1,605,291,365.44 × 634,613,223.68
  4. Step 4: Simplify right side
    1,163,250,839.52x = 1,018,739,128,367,547,264
  5. Step 5: Solve for x
    x = 1,018,739,128,367,547,264/1,163,250,839.52
  6. Step 6: Final answer
    x = 875,769,089.31

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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.