Home / 954,257,967.40-1,431,386,951.10-709,369,954.60

Finding the Fourth Proportional to 954,257,967.40, 1,431,386,951.10 and 709,369,954.60

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Solution

The fourth proportional to 954,257,967.40, 1,431,386,951.10 and 709,369,954.60 is: 1,064,054,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,257,967.40 : 1,431,386,951.10 = 709,369,954.60 : x
  2. Step 2: Convert to fraction form
    954,257,967.40/1,431,386,951.10 = 709,369,954.60/x
  3. Step 3: Cross multiply
    954,257,967.40x = 1,431,386,951.10 × 709,369,954.60
  4. Step 4: Simplify right side
    954,257,967.40x = 1,015,382,896,516,839,424
  5. Step 5: Solve for x
    x = 1,015,382,896,516,839,424/954,257,967.40
  6. Step 6: Final answer
    x = 1,064,054,931.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.