Home / 953,857,066.80-1,430,785,600.20-340,461,303.60

Finding the Fourth Proportional to 953,857,066.80, 1,430,785,600.20 and 340,461,303.60

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Solution

The fourth proportional to 953,857,066.80, 1,430,785,600.20 and 340,461,303.60 is: 510,691,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,857,066.80 : 1,430,785,600.20 = 340,461,303.60 : x
  2. Step 2: Convert to fraction form
    953,857,066.80/1,430,785,600.20 = 340,461,303.60/x
  3. Step 3: Cross multiply
    953,857,066.80x = 1,430,785,600.20 × 340,461,303.60
  4. Step 4: Simplify right side
    953,857,066.80x = 487,127,130,616,200,448
  5. Step 5: Solve for x
    x = 487,127,130,616,200,448/953,857,066.80
  6. Step 6: Final answer
    x = 510,691,955.40

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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.