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Finding the Third Proportional to 6,900,632,391 and 9,867,980,254.50

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Solution

The third proportional to 6,900,632,391 and 9,867,980,254.50 is: 14,111,320,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,632,391 : 9,867,980,254.50 = 9,867,980,254.50 : x
  2. Step 2: Convert to fraction form
    6,900,632,391/9,867,980,254.50 = 9,867,980,254.50/x
  3. Step 3: Cross multiply
    6,900,632,391x = 9,867,980,254.50 × 9,867,980,254.50
  4. Step 4: Simplify right side
    6,900,632,391x = 97,377,034,303,201,886,208
  5. Step 5: Solve for x
    x = 97,377,034,303,201,886,208/6,900,632,391
  6. Step 6: Final answer
    x = 14,111,320,352.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.