Home / 127,671,001.20-191,506,501.80-46,881,471.60

Finding the Fourth Proportional to 127,671,001.20, 191,506,501.80 and 46,881,471.60

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Solution

The fourth proportional to 127,671,001.20, 191,506,501.80 and 46,881,471.60 is: 70,322,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,671,001.20 : 191,506,501.80 = 46,881,471.60 : x
  2. Step 2: Convert to fraction form
    127,671,001.20/191,506,501.80 = 46,881,471.60/x
  3. Step 3: Cross multiply
    127,671,001.20x = 191,506,501.80 × 46,881,471.60
  4. Step 4: Simplify right side
    127,671,001.20x = 8,978,106,625,352,050
  5. Step 5: Solve for x
    x = 8,978,106,625,352,050/127,671,001.20
  6. Step 6: Final answer
    x = 70,322,207.40

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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.