Home / 1,625,480,637.12-2,243,349,366.06-911,209,108

Finding the Fourth Proportional to 1,625,480,637.12, 2,243,349,366.06 and 911,209,108

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Solution

The fourth proportional to 1,625,480,637.12, 2,243,349,366.06 and 911,209,108 is: 1,257,572,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,480,637.12 : 2,243,349,366.06 = 911,209,108 : x
  2. Step 2: Convert to fraction form
    1,625,480,637.12/2,243,349,366.06 = 911,209,108/x
  3. Step 3: Cross multiply
    1,625,480,637.12x = 2,243,349,366.06 × 911,209,108
  4. Step 4: Simplify right side
    1,625,480,637.12x = 2,044,160,374,779,898,112
  5. Step 5: Solve for x
    x = 2,044,160,374,779,898,112/1,625,480,637.12
  6. Step 6: Final answer
    x = 1,257,572,885.27

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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.