Home / 545,198,133,685.65-817,813,860,954.70-187,045,083,389.35

Finding the Fourth Proportional to 545,198,133,685.65, 817,813,860,954.70 and 187,045,083,389.35

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Solution

The fourth proportional to 545,198,133,685.65, 817,813,860,954.70 and 187,045,083,389.35 is: 280,573,340,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,198,133,685.65 : 817,813,860,954.70 = 187,045,083,389.35 : x
  2. Step 2: Convert to fraction form
    545,198,133,685.65/817,813,860,954.70 = 187,045,083,389.35/x
  3. Step 3: Cross multiply
    545,198,133,685.65x = 817,813,860,954.70 × 187,045,083,389.35
  4. Step 4: Simplify right side
    545,198,133,685.65x = 152,968,061,819,238,127,501,312
  5. Step 5: Solve for x
    x = 152,968,061,819,238,127,501,312/545,198,133,685.65
  6. Step 6: Final answer
    x = 280,573,340,897.45

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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.