Home / 1,699,910,464.95-2,345,852,595.86-947,255,363.39

Finding the Fourth Proportional to 1,699,910,464.95, 2,345,852,595.86 and 947,255,363.39

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Solution

The fourth proportional to 1,699,910,464.95, 2,345,852,595.86 and 947,255,363.39 is: 1,307,199,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,910,464.95 : 2,345,852,595.86 = 947,255,363.39 : x
  2. Step 2: Convert to fraction form
    1,699,910,464.95/2,345,852,595.86 = 947,255,363.39/x
  3. Step 3: Cross multiply
    1,699,910,464.95x = 2,345,852,595.86 × 947,255,363.39
  4. Step 4: Simplify right side
    1,699,910,464.95x = 2,222,121,453,155,372,288
  5. Step 5: Solve for x
    x = 2,222,121,453,155,372,288/1,699,910,464.95
  6. Step 6: Final answer
    x = 1,307,199,113.70

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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.