Home / 130,065,093.92-179,473,332.80-71,312,298.48

Finding the Fourth Proportional to 130,065,093.92, 179,473,332.80 and 71,312,298.48

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Solution

The fourth proportional to 130,065,093.92, 179,473,332.80 and 71,312,298.48 is: 98,401,927.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,065,093.92 : 179,473,332.80 = 71,312,298.48 : x
  2. Step 2: Convert to fraction form
    130,065,093.92/179,473,332.80 = 71,312,298.48/x
  3. Step 3: Cross multiply
    130,065,093.92x = 179,473,332.80 × 71,312,298.48
  4. Step 4: Simplify right side
    130,065,093.92x = 12,798,655,877,833,976
  5. Step 5: Solve for x
    x = 12,798,655,877,833,976/130,065,093.92
  6. Step 6: Final answer
    x = 98,401,927.01

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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.