Home / 1,482,971,312.55-2,224,456,968.83-1,139,657,802.15

Finding the Fourth Proportional to 1,482,971,312.55, 2,224,456,968.83 and 1,139,657,802.15

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Solution

The fourth proportional to 1,482,971,312.55, 2,224,456,968.83 and 1,139,657,802.15 is: 1,709,486,703.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,971,312.55 : 2,224,456,968.83 = 1,139,657,802.15 : x
  2. Step 2: Convert to fraction form
    1,482,971,312.55/2,224,456,968.83 = 1,139,657,802.15/x
  3. Step 3: Cross multiply
    1,482,971,312.55x = 2,224,456,968.83 × 1,139,657,802.15
  4. Step 4: Simplify right side
    1,482,971,312.55x = 2,535,119,740,068,350,464
  5. Step 5: Solve for x
    x = 2,535,119,740,068,350,464/1,482,971,312.55
  6. Step 6: Final answer
    x = 1,709,486,703.23

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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.