Home / 25,651,966,931.95-38,484,359,323.82-18,103,490,148.45

Finding the Fourth Proportional to 25,651,966,931.95, 38,484,359,323.82 and 18,103,490,148.45

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Solution

The fourth proportional to 25,651,966,931.95, 38,484,359,323.82 and 18,103,490,148.45 is: 27,159,758,225.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,651,966,931.95 : 38,484,359,323.82 = 18,103,490,148.45 : x
  2. Step 2: Convert to fraction form
    25,651,966,931.95/38,484,359,323.82 = 18,103,490,148.45/x
  3. Step 3: Cross multiply
    25,651,966,931.95x = 38,484,359,323.82 × 18,103,490,148.45
  4. Step 4: Simplify right side
    25,651,966,931.95x = 696,701,219,888,207,888,384
  5. Step 5: Solve for x
    x = 696,701,219,888,207,888,384/25,651,966,931.95
  6. Step 6: Final answer
    x = 27,159,758,225.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.