Home / 105,506,037.64-158,214,214.76-43,214,407.36

Finding the Fourth Proportional to 105,506,037.64, 158,214,214.76 and 43,214,407.36

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Solution

The fourth proportional to 105,506,037.64, 158,214,214.76 and 43,214,407.36 is: 64,803,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,506,037.64 : 158,214,214.76 = 43,214,407.36 : x
  2. Step 2: Convert to fraction form
    105,506,037.64/158,214,214.76 = 43,214,407.36/x
  3. Step 3: Cross multiply
    105,506,037.64x = 158,214,214.76 × 43,214,407.36
  4. Step 4: Simplify right side
    105,506,037.64x = 6,837,133,526,781,164
  5. Step 5: Solve for x
    x = 6,837,133,526,781,164/105,506,037.64
  6. Step 6: Final answer
    x = 64,803,244.25

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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.