Home / 679,801,310,817.12-938,549,185,590.56-432,742,988,754

Finding the Fourth Proportional to 679,801,310,817.12, 938,549,185,590.56 and 432,742,988,754

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Solution

The fourth proportional to 679,801,310,817.12, 938,549,185,590.56 and 432,742,988,754 is: 597,454,834,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,801,310,817.12 : 938,549,185,590.56 = 432,742,988,754 : x
  2. Step 2: Convert to fraction form
    679,801,310,817.12/938,549,185,590.56 = 432,742,988,754/x
  3. Step 3: Cross multiply
    679,801,310,817.12x = 938,549,185,590.56 × 432,742,988,754
  4. Step 4: Simplify right side
    679,801,310,817.12x = 406,150,579,665,091,602,415,616
  5. Step 5: Solve for x
    x = 406,150,579,665,091,602,415,616/679,801,310,817.12
  6. Step 6: Final answer
    x = 597,454,834,526.43

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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.