Home / 127,075,479.60-190,613,219.40-88,333,430.70

Finding the Fourth Proportional to 127,075,479.60, 190,613,219.40 and 88,333,430.70

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Solution

The fourth proportional to 127,075,479.60, 190,613,219.40 and 88,333,430.70 is: 132,500,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,075,479.60 : 190,613,219.40 = 88,333,430.70 : x
  2. Step 2: Convert to fraction form
    127,075,479.60/190,613,219.40 = 88,333,430.70/x
  3. Step 3: Cross multiply
    127,075,479.60x = 190,613,219.40 × 88,333,430.70
  4. Step 4: Simplify right side
    127,075,479.60x = 16,837,519,606,373,796
  5. Step 5: Solve for x
    x = 16,837,519,606,373,796/127,075,479.60
  6. Step 6: Final answer
    x = 132,500,146.05

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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.