Home / 2,938,692,732.60-4,055,242,877.10-1,824,834,931.32

Finding the Fourth Proportional to 2,938,692,732.60, 4,055,242,877.10 and 1,824,834,931.32

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Solution

The fourth proportional to 2,938,692,732.60, 4,055,242,877.10 and 1,824,834,931.32 is: 2,518,177,138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,692,732.60 : 4,055,242,877.10 = 1,824,834,931.32 : x
  2. Step 2: Convert to fraction form
    2,938,692,732.60/4,055,242,877.10 = 1,824,834,931.32/x
  3. Step 3: Cross multiply
    2,938,692,732.60x = 4,055,242,877.10 × 1,824,834,931.32
  4. Step 4: Simplify right side
    2,938,692,732.60x = 7,400,148,857,118,697,472
  5. Step 5: Solve for x
    x = 7,400,148,857,118,697,472/2,938,692,732.60
  6. Step 6: Final answer
    x = 2,518,177,138.78

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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.