Home / 39,938,368,808.55-55,116,681,453.41-22,117,026,314.55

Finding the Fourth Proportional to 39,938,368,808.55, 55,116,681,453.41 and 22,117,026,314.55

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Solution

The fourth proportional to 39,938,368,808.55, 55,116,681,453.41 and 22,117,026,314.55 is: 30,522,455,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938,368,808.55 : 55,116,681,453.41 = 22,117,026,314.55 : x
  2. Step 2: Convert to fraction form
    39,938,368,808.55/55,116,681,453.41 = 22,117,026,314.55/x
  3. Step 3: Cross multiply
    39,938,368,808.55x = 55,116,681,453.41 × 22,117,026,314.55
  4. Step 4: Simplify right side
    39,938,368,808.55x = 1,219,017,094,075,739,013,120
  5. Step 5: Solve for x
    x = 1,219,017,094,075,739,013,120/39,938,368,808.55
  6. Step 6: Final answer
    x = 30,522,455,734.72

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Double scale
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1.5x scale

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.