Home / 42,009,171,063.63-57,972,830,731.29-22,718,631,001.74

Finding the Fourth Proportional to 42,009,171,063.63, 57,972,830,731.29 and 22,718,631,001.74

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Solution

The fourth proportional to 42,009,171,063.63, 57,972,830,731.29 and 22,718,631,001.74 is: 31,351,805,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,171,063.63 : 57,972,830,731.29 = 22,718,631,001.74 : x
  2. Step 2: Convert to fraction form
    42,009,171,063.63/57,972,830,731.29 = 22,718,631,001.74/x
  3. Step 3: Cross multiply
    42,009,171,063.63x = 57,972,830,731.29 × 22,718,631,001.74
  4. Step 4: Simplify right side
    42,009,171,063.63x = 1,317,063,349,510,510,477,312
  5. Step 5: Solve for x
    x = 1,317,063,349,510,510,477,312/42,009,171,063.63
  6. Step 6: Final answer
    x = 31,351,805,240.71

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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.