Home / 7,785,002,658.94-10,742,745,931.79-4,570,043,188.28

Finding the Fourth Proportional to 7,785,002,658.94, 10,742,745,931.79 and 4,570,043,188.28

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Solution

The fourth proportional to 7,785,002,658.94, 10,742,745,931.79 and 4,570,043,188.28 is: 6,306,332,190.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785,002,658.94 : 10,742,745,931.79 = 4,570,043,188.28 : x
  2. Step 2: Convert to fraction form
    7,785,002,658.94/10,742,745,931.79 = 4,570,043,188.28/x
  3. Step 3: Cross multiply
    7,785,002,658.94x = 10,742,745,931.79 × 4,570,043,188.28
  4. Step 4: Simplify right side
    7,785,002,658.94x = 49,094,812,868,925,153,280
  5. Step 5: Solve for x
    x = 49,094,812,868,925,153,280/7,785,002,658.94
  6. Step 6: Final answer
    x = 6,306,332,190.21

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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.