Home / 896,860,886.70-1,345,291,330.05-550,692,029.10

Finding the Fourth Proportional to 896,860,886.70, 1,345,291,330.05 and 550,692,029.10

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Solution

The fourth proportional to 896,860,886.70, 1,345,291,330.05 and 550,692,029.10 is: 826,038,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,860,886.70 : 1,345,291,330.05 = 550,692,029.10 : x
  2. Step 2: Convert to fraction form
    896,860,886.70/1,345,291,330.05 = 550,692,029.10/x
  3. Step 3: Cross multiply
    896,860,886.70x = 1,345,291,330.05 × 550,692,029.10
  4. Step 4: Simplify right side
    896,860,886.70x = 740,841,212,275,872,256
  5. Step 5: Solve for x
    x = 740,841,212,275,872,256/896,860,886.70
  6. Step 6: Final answer
    x = 826,038,043.65

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Double scale
Find fourth proportional to 896,860,887.70, 1,345,291,331.55 and 550,692,030.10
Similar ratio
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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.