Home / 907,492,871.15-1,360,431,722.94-354,669,581.87

Finding the Fourth Proportional to 907,492,871.15, 1,360,431,722.94 and 354,669,581.87

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Solution

The fourth proportional to 907,492,871.15, 1,360,431,722.94 and 354,669,581.87 is: 531,688,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,492,871.15 : 1,360,431,722.94 = 354,669,581.87 : x
  2. Step 2: Convert to fraction form
    907,492,871.15/1,360,431,722.94 = 354,669,581.87/x
  3. Step 3: Cross multiply
    907,492,871.15x = 1,360,431,722.94 × 354,669,581.87
  4. Step 4: Simplify right side
    907,492,871.15x = 482,503,750,337,813,504
  5. Step 5: Solve for x
    x = 482,503,750,337,813,504/907,492,871.15
  6. Step 6: Final answer
    x = 531,688,750.05

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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.