Home / 353,280,407,377.44-530,074,748,184.36-123,712,510,637.88

Finding the Fourth Proportional to 353,280,407,377.44, 530,074,748,184.36 and 123,712,510,637.88

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Solution

The fourth proportional to 353,280,407,377.44, 530,074,748,184.36 and 123,712,510,637.88 is: 185,622,742,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,280,407,377.44 : 530,074,748,184.36 = 123,712,510,637.88 : x
  2. Step 2: Convert to fraction form
    353,280,407,377.44/530,074,748,184.36 = 123,712,510,637.88/x
  3. Step 3: Cross multiply
    353,280,407,377.44x = 530,074,748,184.36 × 123,712,510,637.88
  4. Step 4: Simplify right side
    353,280,407,377.44x = 65,576,877,923,629,199,785,984
  5. Step 5: Solve for x
    x = 65,576,877,923,629,199,785,984/353,280,407,377.44
  6. Step 6: Final answer
    x = 185,622,742,032.13

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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.