Home / 30,159,242,153.76-45,223,727,790.88-17,572,168,356.96

Finding the Fourth Proportional to 30,159,242,153.76, 45,223,727,790.88 and 17,572,168,356.96

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Solution

The fourth proportional to 30,159,242,153.76, 45,223,727,790.88 and 17,572,168,356.96 is: 26,349,433,928.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,159,242,153.76 : 45,223,727,790.88 = 17,572,168,356.96 : x
  2. Step 2: Convert to fraction form
    30,159,242,153.76/45,223,727,790.88 = 17,572,168,356.96/x
  3. Step 3: Cross multiply
    30,159,242,153.76x = 45,223,727,790.88 × 17,572,168,356.96
  4. Step 4: Simplify right side
    30,159,242,153.76x = 794,678,958,470,673,989,632
  5. Step 5: Solve for x
    x = 794,678,958,470,673,989,632/30,159,242,153.76
  6. Step 6: Final answer
    x = 26,349,433,928.72

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1.5x scale

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.