Home / 917,886,108.30-1,376,829,162.45-736,487,580.30

Finding the Fourth Proportional to 917,886,108.30, 1,376,829,162.45 and 736,487,580.30

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Solution

The fourth proportional to 917,886,108.30, 1,376,829,162.45 and 736,487,580.30 is: 1,104,731,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,886,108.30 : 1,376,829,162.45 = 736,487,580.30 : x
  2. Step 2: Convert to fraction form
    917,886,108.30/1,376,829,162.45 = 736,487,580.30/x
  3. Step 3: Cross multiply
    917,886,108.30x = 1,376,829,162.45 × 736,487,580.30
  4. Step 4: Simplify right side
    917,886,108.30x = 1,014,017,578,339,276,032
  5. Step 5: Solve for x
    x = 1,014,017,578,339,276,032/917,886,108.30
  6. Step 6: Final answer
    x = 1,104,731,370.45

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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.