Home / 1,966,460,304.38-2,947,773,277.69-785,688,747.35

Finding the Fourth Proportional to 1,966,460,304.38, 2,947,773,277.69 and 785,688,747.35

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Solution

The fourth proportional to 1,966,460,304.38, 2,947,773,277.69 and 785,688,747.35 is: 1,177,767,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,460,304.38 : 2,947,773,277.69 = 785,688,747.35 : x
  2. Step 2: Convert to fraction form
    1,966,460,304.38/2,947,773,277.69 = 785,688,747.35/x
  3. Step 3: Cross multiply
    1,966,460,304.38x = 2,947,773,277.69 × 785,688,747.35
  4. Step 4: Simplify right side
    1,966,460,304.38x = 2,316,032,294,003,356,672
  5. Step 5: Solve for x
    x = 2,316,032,294,003,356,672/1,966,460,304.38
  6. Step 6: Final answer
    x = 1,177,767,122.40

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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.