Home / 130,045,594.56-179,426,602.08-102,457,867.20

Finding the Fourth Proportional to 130,045,594.56, 179,426,602.08 and 102,457,867.20

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Solution

The fourth proportional to 130,045,594.56, 179,426,602.08 and 102,457,867.20 is: 141,363,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,045,594.56 : 179,426,602.08 = 102,457,867.20 : x
  2. Step 2: Convert to fraction form
    130,045,594.56/179,426,602.08 = 102,457,867.20/x
  3. Step 3: Cross multiply
    130,045,594.56x = 179,426,602.08 × 102,457,867.20
  4. Step 4: Simplify right side
    130,045,594.56x = 18,383,666,968,059,884
  5. Step 5: Solve for x
    x = 18,383,666,968,059,884/130,045,594.56
  6. Step 6: Final answer
    x = 141,363,242.87

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1.5x scale

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.