Home / 242,912,683.64-364,076,279.75-111,573,720.40

Finding the Fourth Proportional to 242,912,683.64, 364,076,279.75 and 111,573,720.40

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Solution

The fourth proportional to 242,912,683.64, 364,076,279.75 and 111,573,720.40 is: 167,226,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,912,683.64 : 364,076,279.75 = 111,573,720.40 : x
  2. Step 2: Convert to fraction form
    242,912,683.64/364,076,279.75 = 111,573,720.40/x
  3. Step 3: Cross multiply
    242,912,683.64x = 364,076,279.75 × 111,573,720.40
  4. Step 4: Simplify right side
    242,912,683.64x = 40,621,345,041,098,688
  5. Step 5: Solve for x
    x = 40,621,345,041,098,688/242,912,683.64
  6. Step 6: Final answer
    x = 167,226,117.77

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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.