Home / 751,763,641,868.59-1,127,726,160,153.50-321,545,407,548.40

Finding the Fourth Proportional to 751,763,641,868.59, 1,127,726,160,153.50 and 321,545,407,548.40

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Solution

The fourth proportional to 751,763,641,868.59, 1,127,726,160,153.50 and 321,545,407,548.40 is: 482,352,627,307.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,763,641,868.59 : 1,127,726,160,153.50 = 321,545,407,548.40 : x
  2. Step 2: Convert to fraction form
    751,763,641,868.59/1,127,726,160,153.50 = 321,545,407,548.40/x
  3. Step 3: Cross multiply
    751,763,641,868.59x = 1,127,726,160,153.50 × 321,545,407,548.40
  4. Step 4: Simplify right side
    751,763,641,868.59x = 362,615,167,769,549,406,732,288
  5. Step 5: Solve for x
    x = 362,615,167,769,549,406,732,288/751,763,641,868.59
  6. Step 6: Final answer
    x = 482,352,627,307.47

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1.5x scale

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.