Home / 964,116,583.71-1,330,495,463.43-540,824,076.69

Finding the Fourth Proportional to 964,116,583.71, 1,330,495,463.43 and 540,824,076.69

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Solution

The fourth proportional to 964,116,583.71, 1,330,495,463.43 and 540,824,076.69 is: 746,345,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,116,583.71 : 1,330,495,463.43 = 540,824,076.69 : x
  2. Step 2: Convert to fraction form
    964,116,583.71/1,330,495,463.43 = 540,824,076.69/x
  3. Step 3: Cross multiply
    964,116,583.71x = 1,330,495,463.43 × 540,824,076.69
  4. Step 4: Simplify right side
    964,116,583.71x = 719,563,980,549,763,584
  5. Step 5: Solve for x
    x = 719,563,980,549,763,584/964,116,583.71
  6. Step 6: Final answer
    x = 746,345,403.35

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Double scale
Find fourth proportional to 964,116,584.71, 1,330,495,464.81 and 540,824,077.69
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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.