Home / 39,938,368,791.71-55,116,681,430.22-22,117,026,297.71

Finding the Fourth Proportional to 39,938,368,791.71, 55,116,681,430.22 and 22,117,026,297.71

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Solution

The fourth proportional to 39,938,368,791.71, 55,116,681,430.22 and 22,117,026,297.71 is: 30,522,455,711.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938,368,791.71 : 55,116,681,430.22 = 22,117,026,297.71 : x
  2. Step 2: Convert to fraction form
    39,938,368,791.71/55,116,681,430.22 = 22,117,026,297.71/x
  3. Step 3: Cross multiply
    39,938,368,791.71x = 55,116,681,430.22 × 22,117,026,297.71
  4. Step 4: Simplify right side
    39,938,368,791.71x = 1,219,017,092,634,548,109,312
  5. Step 5: Solve for x
    x = 1,219,017,092,634,548,109,312/39,938,368,791.71
  6. Step 6: Final answer
    x = 30,522,455,711.50

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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.