Home / 781,972,539,656.76-1,172,325,830,788.10-244,473,828,040.80

Finding the Fourth Proportional to 781,972,539,656.76, 1,172,325,830,788.10 and 244,473,828,040.80

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Solution

The fourth proportional to 781,972,539,656.76, 1,172,325,830,788.10 and 244,473,828,040.80 is: 366,512,849,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,972,539,656.76 : 1,172,325,830,788.10 = 244,473,828,040.80 : x
  2. Step 2: Convert to fraction form
    781,972,539,656.76/1,172,325,830,788.10 = 244,473,828,040.80/x
  3. Step 3: Cross multiply
    781,972,539,656.76x = 1,172,325,830,788.10 × 244,473,828,040.80
  4. Step 4: Simplify right side
    781,972,539,656.76x = 286,602,983,563,877,966,413,824
  5. Step 5: Solve for x
    x = 286,602,983,563,877,966,413,824/781,972,539,656.76
  6. Step 6: Final answer
    x = 366,512,849,274.32

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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.