Home / 242,637,357.36-364,099,853.16-89,390,943.12

Finding the Fourth Proportional to 242,637,357.36, 364,099,853.16 and 89,390,943.12

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Solution

The fourth proportional to 242,637,357.36, 364,099,853.16 and 89,390,943.12 is: 134,139,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,637,357.36 : 364,099,853.16 = 89,390,943.12 : x
  2. Step 2: Convert to fraction form
    242,637,357.36/364,099,853.16 = 89,390,943.12/x
  3. Step 3: Cross multiply
    242,637,357.36x = 364,099,853.16 × 89,390,943.12
  4. Step 4: Simplify right side
    242,637,357.36x = 32,547,229,263,825,916
  5. Step 5: Solve for x
    x = 32,547,229,263,825,916/242,637,357.36
  6. Step 6: Final answer
    x = 134,139,398.89

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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.