Home / 575,424,021.40-863,136,032.10-527,806,907.80

Finding the Fourth Proportional to 575,424,021.40, 863,136,032.10 and 527,806,907.80

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Solution

The fourth proportional to 575,424,021.40, 863,136,032.10 and 527,806,907.80 is: 791,710,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,424,021.40 : 863,136,032.10 = 527,806,907.80 : x
  2. Step 2: Convert to fraction form
    575,424,021.40/863,136,032.10 = 527,806,907.80/x
  3. Step 3: Cross multiply
    575,424,021.40x = 863,136,032.10 × 527,806,907.80
  4. Step 4: Simplify right side
    575,424,021.40x = 455,569,160,113,462,592
  5. Step 5: Solve for x
    x = 455,569,160,113,462,592/575,424,021.40
  6. Step 6: Final answer
    x = 791,710,361.70

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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.