Home / 22,487,216,752.40-31,032,362,059.80-12,463,358,743.76

Finding the Fourth Proportional to 22,487,216,752.40, 31,032,362,059.80 and 12,463,358,743.76

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Solution

The fourth proportional to 22,487,216,752.40, 31,032,362,059.80 and 12,463,358,743.76 is: 17,199,436,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,487,216,752.40 : 31,032,362,059.80 = 12,463,358,743.76 : x
  2. Step 2: Convert to fraction form
    22,487,216,752.40/31,032,362,059.80 = 12,463,358,743.76/x
  3. Step 3: Cross multiply
    22,487,216,752.40x = 31,032,362,059.80 × 12,463,358,743.76
  4. Step 4: Simplify right side
    22,487,216,752.40x = 386,767,461,017,534,398,464
  5. Step 5: Solve for x
    x = 386,767,461,017,534,398,464/22,487,216,752.40
  6. Step 6: Final answer
    x = 17,199,436,696.68

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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.