Home / 181,705,620,778.15-272,314,798,646.81-141,417,121,895.45

Finding the Fourth Proportional to 181,705,620,778.15, 272,314,798,646.81 and 141,417,121,895.45

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Solution

The fourth proportional to 181,705,620,778.15, 272,314,798,646.81 and 141,417,121,895.45 is: 211,936,069,502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,705,620,778.15 : 272,314,798,646.81 = 141,417,121,895.45 : x
  2. Step 2: Convert to fraction form
    181,705,620,778.15/272,314,798,646.81 = 141,417,121,895.45/x
  3. Step 3: Cross multiply
    181,705,620,778.15x = 272,314,798,646.81 × 141,417,121,895.45
  4. Step 4: Simplify right side
    181,705,620,778.15x = 38,509,975,074,170,854,178,816
  5. Step 5: Solve for x
    x = 38,509,975,074,170,854,178,816/181,705,620,778.15
  6. Step 6: Final answer
    x = 211,936,069,502.16

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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.