Home / 1,035,312,988.50-1,553,001,369.21-452,747,364.30

Finding the Fourth Proportional to 1,035,312,988.50, 1,553,001,369.21 and 452,747,364.30

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Solution

The fourth proportional to 1,035,312,988.50, 1,553,001,369.21 and 452,747,364.30 is: 679,134,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,312,988.50 : 1,553,001,369.21 = 452,747,364.30 : x
  2. Step 2: Convert to fraction form
    1,035,312,988.50/1,553,001,369.21 = 452,747,364.30/x
  3. Step 3: Cross multiply
    1,035,312,988.50x = 1,553,001,369.21 × 452,747,364.30
  4. Step 4: Simplify right side
    1,035,312,988.50x = 703,117,276,664,118,656
  5. Step 5: Solve for x
    x = 703,117,276,664,118,656/1,035,312,988.50
  6. Step 6: Final answer
    x = 679,134,990.55

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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.