Home / 839,308,829.40-1,258,963,244.10-533,198,813.40

Finding the Fourth Proportional to 839,308,829.40, 1,258,963,244.10 and 533,198,813.40

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Solution

The fourth proportional to 839,308,829.40, 1,258,963,244.10 and 533,198,813.40 is: 799,798,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,308,829.40 : 1,258,963,244.10 = 533,198,813.40 : x
  2. Step 2: Convert to fraction form
    839,308,829.40/1,258,963,244.10 = 533,198,813.40/x
  3. Step 3: Cross multiply
    839,308,829.40x = 1,258,963,244.10 × 533,198,813.40
  4. Step 4: Simplify right side
    839,308,829.40x = 671,277,707,868,334,464
  5. Step 5: Solve for x
    x = 671,277,707,868,334,464/839,308,829.40
  6. Step 6: Final answer
    x = 799,798,220.10

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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.