Home / 103,635,288,075.20-155,452,938,411.36-25,118,068,971.20

Finding the Fourth Proportional to 103,635,288,075.20, 155,452,938,411.36 and 25,118,068,971.20

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Solution

The fourth proportional to 103,635,288,075.20, 155,452,938,411.36 and 25,118,068,971.20 is: 37,677,104,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635,288,075.20 : 155,452,938,411.36 = 25,118,068,971.20 : x
  2. Step 2: Convert to fraction form
    103,635,288,075.20/155,452,938,411.36 = 25,118,068,971.20/x
  3. Step 3: Cross multiply
    103,635,288,075.20x = 155,452,938,411.36 × 25,118,068,971.20
  4. Step 4: Simplify right side
    103,635,288,075.20x = 3,904,677,628,792,246,108,160
  5. Step 5: Solve for x
    x = 3,904,677,628,792,246,108,160/103,635,288,075.20
  6. Step 6: Final answer
    x = 37,677,104,983.38

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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.