Home / 2,911,533,902.40-4,367,300,853.60-1,619,069,390.40

Finding the Fourth Proportional to 2,911,533,902.40, 4,367,300,853.60 and 1,619,069,390.40

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Solution

The fourth proportional to 2,911,533,902.40, 4,367,300,853.60 and 1,619,069,390.40 is: 2,428,604,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,533,902.40 : 4,367,300,853.60 = 1,619,069,390.40 : x
  2. Step 2: Convert to fraction form
    2,911,533,902.40/4,367,300,853.60 = 1,619,069,390.40/x
  3. Step 3: Cross multiply
    2,911,533,902.40x = 4,367,300,853.60 × 1,619,069,390.40
  4. Step 4: Simplify right side
    2,911,533,902.40x = 7,070,963,130,731,552,768
  5. Step 5: Solve for x
    x = 7,070,963,130,731,552,768/2,911,533,902.40
  6. Step 6: Final answer
    x = 2,428,604,085.60

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Double scale
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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.