Home / 1,118,398,302.31-1,677,328,411.46-342,050,689.08

Finding the Fourth Proportional to 1,118,398,302.31, 1,677,328,411.46 and 342,050,689.08

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Solution

The fourth proportional to 1,118,398,302.31, 1,677,328,411.46 and 342,050,689.08 is: 512,993,749.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,398,302.31 : 1,677,328,411.46 = 342,050,689.08 : x
  2. Step 2: Convert to fraction form
    1,118,398,302.31/1,677,328,411.46 = 342,050,689.08/x
  3. Step 3: Cross multiply
    1,118,398,302.31x = 1,677,328,411.46 × 342,050,689.08
  4. Step 4: Simplify right side
    1,118,398,302.31x = 573,731,338,953,354,752
  5. Step 5: Solve for x
    x = 573,731,338,953,354,752/1,118,398,302.31
  6. Step 6: Final answer
    x = 512,993,749.87

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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.