Home / 70,130,528.46-96,775,501.86-40,356,364.98

Finding the Fourth Proportional to 70,130,528.46, 96,775,501.86 and 40,356,364.98

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Solution

The fourth proportional to 70,130,528.46, 96,775,501.86 and 40,356,364.98 is: 55,689,120.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,130,528.46 : 96,775,501.86 = 40,356,364.98 : x
  2. Step 2: Convert to fraction form
    70,130,528.46/96,775,501.86 = 40,356,364.98/x
  3. Step 3: Cross multiply
    70,130,528.46x = 96,775,501.86 × 40,356,364.98
  4. Step 4: Simplify right side
    70,130,528.46x = 3,905,507,474,184,828.50
  5. Step 5: Solve for x
    x = 3,905,507,474,184,828.50/70,130,528.46
  6. Step 6: Final answer
    x = 55,689,120.84

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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.