Home / 507,860,852.71-761,153,943.53-274,682,256.61

Finding the Fourth Proportional to 507,860,852.71, 761,153,943.53 and 274,682,256.61

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Solution

The fourth proportional to 507,860,852.71, 761,153,943.53 and 274,682,256.61 is: 411,678,674.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,860,852.71 : 761,153,943.53 = 274,682,256.61 : x
  2. Step 2: Convert to fraction form
    507,860,852.71/761,153,943.53 = 274,682,256.61/x
  3. Step 3: Cross multiply
    507,860,852.71x = 761,153,943.53 × 274,682,256.61
  4. Step 4: Simplify right side
    507,860,852.71x = 209,075,482,835,047,488
  5. Step 5: Solve for x
    x = 209,075,482,835,047,488/507,860,852.71
  6. Step 6: Final answer
    x = 411,678,674.82

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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.