Home / 347,666,509.80-521,569,748.70-102,022,669.80

Finding the Fourth Proportional to 347,666,509.80, 521,569,748.70 and 102,022,669.80

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Solution

The fourth proportional to 347,666,509.80, 521,569,748.70 and 102,022,669.80 is: 153,054,541.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,666,509.80 : 521,569,748.70 = 102,022,669.80 : x
  2. Step 2: Convert to fraction form
    347,666,509.80/521,569,748.70 = 102,022,669.80/x
  3. Step 3: Cross multiply
    347,666,509.80x = 521,569,748.70 × 102,022,669.80
  4. Step 4: Simplify right side
    347,666,509.80x = 53,211,938,249,289,080
  5. Step 5: Solve for x
    x = 53,211,938,249,289,080/347,666,509.80
  6. Step 6: Final answer
    x = 153,054,541.49

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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.