Home / 964,116,626.13-1,330,495,521.93-540,824,119.11

Finding the Fourth Proportional to 964,116,626.13, 1,330,495,521.93 and 540,824,119.11

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Solution

The fourth proportional to 964,116,626.13, 1,330,495,521.93 and 540,824,119.11 is: 746,345,461.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,116,626.13 : 1,330,495,521.93 = 540,824,119.11 : x
  2. Step 2: Convert to fraction form
    964,116,626.13/1,330,495,521.93 = 540,824,119.11/x
  3. Step 3: Cross multiply
    964,116,626.13x = 1,330,495,521.93 × 540,824,119.11
  4. Step 4: Simplify right side
    964,116,626.13x = 719,564,068,627,591,936
  5. Step 5: Solve for x
    x = 719,564,068,627,591,936/964,116,626.13
  6. Step 6: Final answer
    x = 746,345,461.87

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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.