Home / 86,262,346-118,944,993-70,532,292.88

Finding the Fourth Proportional to 86,262,346, 118,944,993 and 70,532,292.88

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Solution

The fourth proportional to 86,262,346, 118,944,993 and 70,532,292.88 is: 97,255,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,262,346 : 118,944,993 = 70,532,292.88 : x
  2. Step 2: Convert to fraction form
    86,262,346/118,944,993 = 70,532,292.88/x
  3. Step 3: Cross multiply
    86,262,346x = 118,944,993 × 70,532,292.88
  4. Step 4: Simplify right side
    86,262,346x = 8,389,463,082,885,549
  5. Step 5: Solve for x
    x = 8,389,463,082,885,549/86,262,346
  6. Step 6: Final answer
    x = 97,255,215.88

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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.