Home / 683,282,758.46-942,931,116.02-370,017,512.69

Finding the Fourth Proportional to 683,282,758.46, 942,931,116.02 and 370,017,512.69

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Solution

The fourth proportional to 683,282,758.46, 942,931,116.02 and 370,017,512.69 is: 510,624,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,282,758.46 : 942,931,116.02 = 370,017,512.69 : x
  2. Step 2: Convert to fraction form
    683,282,758.46/942,931,116.02 = 370,017,512.69/x
  3. Step 3: Cross multiply
    683,282,758.46x = 942,931,116.02 × 370,017,512.69
  4. Step 4: Simplify right side
    683,282,758.46x = 348,901,026,183,936,640
  5. Step 5: Solve for x
    x = 348,901,026,183,936,640/683,282,758.46
  6. Step 6: Final answer
    x = 510,624,659.95

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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.