Home / 468,398,482.08-646,388,164.16-259,554,459.20

Finding the Fourth Proportional to 468,398,482.08, 646,388,164.16 and 259,554,459.20

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Solution

The fourth proportional to 468,398,482.08, 646,388,164.16 and 259,554,459.20 is: 358,184,188.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,398,482.08 : 646,388,164.16 = 259,554,459.20 : x
  2. Step 2: Convert to fraction form
    468,398,482.08/646,388,164.16 = 259,554,459.20/x
  3. Step 3: Cross multiply
    468,398,482.08x = 646,388,164.16 × 259,554,459.20
  4. Step 4: Simplify right side
    468,398,482.08x = 167,772,930,381,829,600
  5. Step 5: Solve for x
    x = 167,772,930,381,829,600/468,398,482.08
  6. Step 6: Final answer
    x = 358,184,188.89

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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.