Home / 191,859,006.70-287,788,510.05-179,009,944.30

Finding the Fourth Proportional to 191,859,006.70, 287,788,510.05 and 179,009,944.30

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Solution

The fourth proportional to 191,859,006.70, 287,788,510.05 and 179,009,944.30 is: 268,514,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,859,006.70 : 287,788,510.05 = 179,009,944.30 : x
  2. Step 2: Convert to fraction form
    191,859,006.70/287,788,510.05 = 179,009,944.30/x
  3. Step 3: Cross multiply
    191,859,006.70x = 287,788,510.05 × 179,009,944.30
  4. Step 4: Simplify right side
    191,859,006.70x = 51,517,005,154,230,496
  5. Step 5: Solve for x
    x = 51,517,005,154,230,496/191,859,006.70
  6. Step 6: Final answer
    x = 268,514,916.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.