Home / 127,872,464.60-191,808,696.90-47,076,714.20

Finding the Fourth Proportional to 127,872,464.60, 191,808,696.90 and 47,076,714.20

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Solution

The fourth proportional to 127,872,464.60, 191,808,696.90 and 47,076,714.20 is: 70,615,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,872,464.60 : 191,808,696.90 = 47,076,714.20 : x
  2. Step 2: Convert to fraction form
    127,872,464.60/191,808,696.90 = 47,076,714.20/x
  3. Step 3: Cross multiply
    127,872,464.60x = 191,808,696.90 × 47,076,714.20
  4. Step 4: Simplify right side
    127,872,464.60x = 9,029,723,205,035,726
  5. Step 5: Solve for x
    x = 9,029,723,205,035,726/127,872,464.60
  6. Step 6: Final answer
    x = 70,615,071.30

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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.