Home / 1,657,772,451.59-2,287,714,138.58-905,085,602.48

Finding the Fourth Proportional to 1,657,772,451.59, 2,287,714,138.58 and 905,085,602.48

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Solution

The fourth proportional to 1,657,772,451.59, 2,287,714,138.58 and 905,085,602.48 is: 1,249,011,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,772,451.59 : 2,287,714,138.58 = 905,085,602.48 : x
  2. Step 2: Convert to fraction form
    1,657,772,451.59/2,287,714,138.58 = 905,085,602.48/x
  3. Step 3: Cross multiply
    1,657,772,451.59x = 2,287,714,138.58 × 905,085,602.48
  4. Step 4: Simplify right side
    1,657,772,451.59x = 2,070,577,129,408,659,456
  5. Step 5: Solve for x
    x = 2,070,577,129,408,659,456/1,657,772,451.59
  6. Step 6: Final answer
    x = 1,249,011,664.67

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Double scale
Find fourth proportional to 1,657,772,452.59, 2,287,714,139.96 and 905,085,603.48
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1.5x scale

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.