Home / 1,365,716,872.08-1,884,488,683.32-762,813,205.20

Finding the Fourth Proportional to 1,365,716,872.08, 1,884,488,683.32 and 762,813,205.20

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Solution

The fourth proportional to 1,365,716,872.08, 1,884,488,683.32 and 762,813,205.20 is: 1,052,570,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,716,872.08 : 1,884,488,683.32 = 762,813,205.20 : x
  2. Step 2: Convert to fraction form
    1,365,716,872.08/1,884,488,683.32 = 762,813,205.20/x
  3. Step 3: Cross multiply
    1,365,716,872.08x = 1,884,488,683.32 × 762,813,205.20
  4. Step 4: Simplify right side
    1,365,716,872.08x = 1,437,512,852,686,457,088
  5. Step 5: Solve for x
    x = 1,437,512,852,686,457,088/1,365,716,872.08
  6. Step 6: Final answer
    x = 1,052,570,179.13

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1.5x scale

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.