Home / 191,882,623.40-264,798,020.34-103,776,621.08

Finding the Fourth Proportional to 191,882,623.40, 264,798,020.34 and 103,776,621.08

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Solution

The fourth proportional to 191,882,623.40, 264,798,020.34 and 103,776,621.08 is: 143,211,737.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,882,623.40 : 264,798,020.34 = 103,776,621.08 : x
  2. Step 2: Convert to fraction form
    191,882,623.40/264,798,020.34 = 103,776,621.08/x
  3. Step 3: Cross multiply
    191,882,623.40x = 264,798,020.34 × 103,776,621.08
  4. Step 4: Simplify right side
    191,882,623.40x = 27,479,843,819,558,312
  5. Step 5: Solve for x
    x = 27,479,843,819,558,312/191,882,623.40
  6. Step 6: Final answer
    x = 143,211,737.12

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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.