Home / 1,152,423,263.79-1,728,909,900-376,070,368.95

Finding the Fourth Proportional to 1,152,423,263.79, 1,728,909,900 and 376,070,368.95

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Solution

The fourth proportional to 1,152,423,263.79, 1,728,909,900 and 376,070,368.95 is: 564,195,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,423,263.79 : 1,728,909,900 = 376,070,368.95 : x
  2. Step 2: Convert to fraction form
    1,152,423,263.79/1,728,909,900 = 376,070,368.95/x
  3. Step 3: Cross multiply
    1,152,423,263.79x = 1,728,909,900 × 376,070,368.95
  4. Step 4: Simplify right side
    1,152,423,263.79x = 650,191,783,974,307,584
  5. Step 5: Solve for x
    x = 650,191,783,974,307,584/1,152,423,263.79
  6. Step 6: Final answer
    x = 564,195,295.60

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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.