Home / 210,919,204.08-316,423,981.44-65,349,542.16

Finding the Fourth Proportional to 210,919,204.08, 316,423,981.44 and 65,349,542.16

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Solution

The fourth proportional to 210,919,204.08, 316,423,981.44 and 65,349,542.16 is: 98,038,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,919,204.08 : 316,423,981.44 = 65,349,542.16 : x
  2. Step 2: Convert to fraction form
    210,919,204.08/316,423,981.44 = 65,349,542.16/x
  3. Step 3: Cross multiply
    210,919,204.08x = 316,423,981.44 × 65,349,542.16
  4. Step 4: Simplify right side
    210,919,204.08x = 20,678,162,315,548,336
  5. Step 5: Solve for x
    x = 20,678,162,315,548,336/210,919,204.08
  6. Step 6: Final answer
    x = 98,038,310.00

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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.