Home / 735,650,804.30-1,015,444,113.18-438,386,262.89

Finding the Fourth Proportional to 735,650,804.30, 1,015,444,113.18 and 438,386,262.89

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Solution

The fourth proportional to 735,650,804.30, 1,015,444,113.18 and 438,386,262.89 is: 605,119,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,650,804.30 : 1,015,444,113.18 = 438,386,262.89 : x
  2. Step 2: Convert to fraction form
    735,650,804.30/1,015,444,113.18 = 438,386,262.89/x
  3. Step 3: Cross multiply
    735,650,804.30x = 1,015,444,113.18 × 438,386,262.89
  4. Step 4: Simplify right side
    735,650,804.30x = 445,156,749,943,931,136
  5. Step 5: Solve for x
    x = 445,156,749,943,931,136/735,650,804.30
  6. Step 6: Final answer
    x = 605,119,640.11

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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.