Home / 1,019,662,030,577.40-1,407,768,759,038.40-649,074,624,151.80

Finding the Fourth Proportional to 1,019,662,030,577.40, 1,407,768,759,038.40 and 649,074,624,151.80

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Solution

The fourth proportional to 1,019,662,030,577.40, 1,407,768,759,038.40 and 649,074,624,151.80 is: 896,127,295,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,662,030,577.40 : 1,407,768,759,038.40 = 649,074,624,151.80 : x
  2. Step 2: Convert to fraction form
    1,019,662,030,577.40/1,407,768,759,038.40 = 649,074,624,151.80/x
  3. Step 3: Cross multiply
    1,019,662,030,577.40x = 1,407,768,759,038.40 × 649,074,624,151.80
  4. Step 4: Simplify right side
    1,019,662,030,577.40x = 913,746,978,165,495,418,585,088
  5. Step 5: Solve for x
    x = 913,746,978,165,495,418,585,088/1,019,662,030,577.40
  6. Step 6: Final answer
    x = 896,127,295,872.80

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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.