Home / 85,817,475,422.58-118,427,176,243.53-47,235,570,395.85

Finding the Fourth Proportional to 85,817,475,422.58, 118,427,176,243.53 and 47,235,570,395.85

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Solution

The fourth proportional to 85,817,475,422.58, 118,427,176,243.53 and 47,235,570,395.85 is: 65,184,569,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,817,475,422.58 : 118,427,176,243.53 = 47,235,570,395.85 : x
  2. Step 2: Convert to fraction form
    85,817,475,422.58/118,427,176,243.53 = 47,235,570,395.85/x
  3. Step 3: Cross multiply
    85,817,475,422.58x = 118,427,176,243.53 × 47,235,570,395.85
  4. Step 4: Simplify right side
    85,817,475,422.58x = 5,593,975,220,232,995,733,504
  5. Step 5: Solve for x
    x = 5,593,975,220,232,995,733,504/85,817,475,422.58
  6. Step 6: Final answer
    x = 65,184,569,840.67

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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.