Home / 761,780,200,787.97-1,051,256,848,681.80-419,224,063,767.06

Finding the Fourth Proportional to 761,780,200,787.97, 1,051,256,848,681.80 and 419,224,063,767.06

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Solution

The fourth proportional to 761,780,200,787.97, 1,051,256,848,681.80 and 419,224,063,767.06 is: 578,529,302,430.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,780,200,787.97 : 1,051,256,848,681.80 = 419,224,063,767.06 : x
  2. Step 2: Convert to fraction form
    761,780,200,787.97/1,051,256,848,681.80 = 419,224,063,767.06/x
  3. Step 3: Cross multiply
    761,780,200,787.97x = 1,051,256,848,681.80 × 419,224,063,767.06
  4. Step 4: Simplify right side
    761,780,200,787.97x = 440,712,168,167,337,506,111,488
  5. Step 5: Solve for x
    x = 440,712,168,167,337,506,111,488/761,780,200,787.97
  6. Step 6: Final answer
    x = 578,529,302,430.64

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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.