Home / 171,774,666.40-257,661,999.60-103,750,218.40

Finding the Fourth Proportional to 171,774,666.40, 257,661,999.60 and 103,750,218.40

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Solution

The fourth proportional to 171,774,666.40, 257,661,999.60 and 103,750,218.40 is: 155,625,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,774,666.40 : 257,661,999.60 = 103,750,218.40 : x
  2. Step 2: Convert to fraction form
    171,774,666.40/257,661,999.60 = 103,750,218.40/x
  3. Step 3: Cross multiply
    171,774,666.40x = 257,661,999.60 × 103,750,218.40
  4. Step 4: Simplify right side
    171,774,666.40x = 26,732,488,731,880,712
  5. Step 5: Solve for x
    x = 26,732,488,731,880,712/171,774,666.40
  6. Step 6: Final answer
    x = 155,625,327.60

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1.5x scale

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.