Home / 1,482,971,360.80-2,224,457,041.20-1,139,657,850.40

Finding the Fourth Proportional to 1,482,971,360.80, 2,224,457,041.20 and 1,139,657,850.40

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Solution

The fourth proportional to 1,482,971,360.80, 2,224,457,041.20 and 1,139,657,850.40 is: 1,709,486,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,971,360.80 : 2,224,457,041.20 = 1,139,657,850.40 : x
  2. Step 2: Convert to fraction form
    1,482,971,360.80/2,224,457,041.20 = 1,139,657,850.40/x
  3. Step 3: Cross multiply
    1,482,971,360.80x = 2,224,457,041.20 × 1,139,657,850.40
  4. Step 4: Simplify right side
    1,482,971,360.80x = 2,535,119,929,881,136,128
  5. Step 5: Solve for x
    x = 2,535,119,929,881,136,128/1,482,971,360.80
  6. Step 6: Final answer
    x = 1,709,486,775.60

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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.