Home / 613,509,889,780.80-920,264,834,671.20-283,283,947,252.80

Finding the Fourth Proportional to 613,509,889,780.80, 920,264,834,671.20 and 283,283,947,252.80

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Solution

The fourth proportional to 613,509,889,780.80, 920,264,834,671.20 and 283,283,947,252.80 is: 424,925,920,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,509,889,780.80 : 920,264,834,671.20 = 283,283,947,252.80 : x
  2. Step 2: Convert to fraction form
    613,509,889,780.80/920,264,834,671.20 = 283,283,947,252.80/x
  3. Step 3: Cross multiply
    613,509,889,780.80x = 920,264,834,671.20 × 283,283,947,252.80
  4. Step 4: Simplify right side
    613,509,889,780.80x = 260,696,254,883,602,894,946,304
  5. Step 5: Solve for x
    x = 260,696,254,883,602,894,946,304/613,509,889,780.80
  6. Step 6: Final answer
    x = 424,925,920,879.20

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Double scale
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1.5x scale

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.