Home / 126,316,069.60-174,326,303.64-100,424,264.08

Finding the Fourth Proportional to 126,316,069.60, 174,326,303.64 and 100,424,264.08

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Solution

The fourth proportional to 126,316,069.60, 174,326,303.64 and 100,424,264.08 is: 138,593,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,316,069.60 : 174,326,303.64 = 100,424,264.08 : x
  2. Step 2: Convert to fraction form
    126,316,069.60/174,326,303.64 = 100,424,264.08/x
  3. Step 3: Cross multiply
    126,316,069.60x = 174,326,303.64 × 100,424,264.08
  4. Step 4: Simplify right side
    126,316,069.60x = 17,506,590,752,833,624
  5. Step 5: Solve for x
    x = 17,506,590,752,833,624/126,316,069.60
  6. Step 6: Final answer
    x = 138,593,536.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.