Home / 156,776,313.66-216,363,415.32-94,054,760.70

Finding the Fourth Proportional to 156,776,313.66, 216,363,415.32 and 94,054,760.70

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Solution

The fourth proportional to 156,776,313.66, 216,363,415.32 and 94,054,760.70 is: 129,802,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,776,313.66 : 216,363,415.32 = 94,054,760.70 : x
  2. Step 2: Convert to fraction form
    156,776,313.66/216,363,415.32 = 94,054,760.70/x
  3. Step 3: Cross multiply
    156,776,313.66x = 216,363,415.32 × 94,054,760.70
  4. Step 4: Simplify right side
    156,776,313.66x = 20,350,009,252,157,312
  5. Step 5: Solve for x
    x = 20,350,009,252,157,312/156,776,313.66
  6. Step 6: Final answer
    x = 129,802,830.40

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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.