Home / 160,289,869,933.98-240,434,666,755.47-40,907,184,862.86

Finding the Fourth Proportional to 160,289,869,933.98, 240,434,666,755.47 and 40,907,184,862.86

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Solution

The fourth proportional to 160,289,869,933.98, 240,434,666,755.47 and 40,907,184,862.86 is: 61,360,742,038.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,289,869,933.98 : 240,434,666,755.47 = 40,907,184,862.86 : x
  2. Step 2: Convert to fraction form
    160,289,869,933.98/240,434,666,755.47 = 40,907,184,862.86/x
  3. Step 3: Cross multiply
    160,289,869,933.98x = 240,434,666,755.47 × 40,907,184,862.86
  4. Step 4: Simplify right side
    160,289,869,933.98x = 9,835,505,360,406,151,430,144
  5. Step 5: Solve for x
    x = 9,835,505,360,406,151,430,144/160,289,869,933.98
  6. Step 6: Final answer
    x = 61,360,742,038.52

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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.