Home / 118,495,243,349.16-163,523,435,832.32-64,301,791,984.80

Finding the Fourth Proportional to 118,495,243,349.16, 163,523,435,832.32 and 64,301,791,984.80

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Solution

The fourth proportional to 118,495,243,349.16, 163,523,435,832.32 and 64,301,791,984.80 is: 88,736,472,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,495,243,349.16 : 163,523,435,832.32 = 64,301,791,984.80 : x
  2. Step 2: Convert to fraction form
    118,495,243,349.16/163,523,435,832.32 = 64,301,791,984.80/x
  3. Step 3: Cross multiply
    118,495,243,349.16x = 163,523,435,832.32 × 64,301,791,984.80
  4. Step 4: Simplify right side
    118,495,243,349.16x = 10,514,849,955,529,631,989,760
  5. Step 5: Solve for x
    x = 10,514,849,955,529,631,989,760/118,495,243,349.16
  6. Step 6: Final answer
    x = 88,736,472,944.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.