Home / 130,117,475.98-179,561,068.95-70,578,624.43

Finding the Fourth Proportional to 130,117,475.98, 179,561,068.95 and 70,578,624.43

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Solution

The fourth proportional to 130,117,475.98, 179,561,068.95 and 70,578,624.43 is: 97,397,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,117,475.98 : 179,561,068.95 = 70,578,624.43 : x
  2. Step 2: Convert to fraction form
    130,117,475.98/179,561,068.95 = 70,578,624.43/x
  3. Step 3: Cross multiply
    130,117,475.98x = 179,561,068.95 × 70,578,624.43
  4. Step 4: Simplify right side
    130,117,475.98x = 12,673,173,247,671,384
  5. Step 5: Solve for x
    x = 12,673,173,247,671,384/130,117,475.98
  6. Step 6: Final answer
    x = 97,397,933.31

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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.