Home / 210,973,086.72-316,447,373.16-63,417,460.32

Finding the Fourth Proportional to 210,973,086.72, 316,447,373.16 and 63,417,460.32

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Solution

The fourth proportional to 210,973,086.72, 316,447,373.16 and 63,417,460.32 is: 95,122,506.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,973,086.72 : 316,447,373.16 = 63,417,460.32 : x
  2. Step 2: Convert to fraction form
    210,973,086.72/316,447,373.16 = 63,417,460.32/x
  3. Step 3: Cross multiply
    210,973,086.72x = 316,447,373.16 × 63,417,460.32
  4. Step 4: Simplify right side
    210,973,086.72x = 20,068,288,730,742,536
  5. Step 5: Solve for x
    x = 20,068,288,730,742,536/210,973,086.72
  6. Step 6: Final answer
    x = 95,122,506.11

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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.