Home / 90,116,050.10-124,362,594.54-50,963,681.70

Finding the Fourth Proportional to 90,116,050.10, 124,362,594.54 and 50,963,681.70

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Solution

The fourth proportional to 90,116,050.10, 124,362,594.54 and 50,963,681.70 is: 70,331,263.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,116,050.10 : 124,362,594.54 = 50,963,681.70 : x
  2. Step 2: Convert to fraction form
    90,116,050.10/124,362,594.54 = 50,963,681.70/x
  3. Step 3: Cross multiply
    90,116,050.10x = 124,362,594.54 × 50,963,681.70
  4. Step 4: Simplify right side
    90,116,050.10x = 6,337,975,683,522,719
  5. Step 5: Solve for x
    x = 6,337,975,683,522,719/90,116,050.10
  6. Step 6: Final answer
    x = 70,331,263.71

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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.