Home / 114,960,386,970.40-172,440,580,455.60-65,426,495,591.20

Finding the Fourth Proportional to 114,960,386,970.40, 172,440,580,455.60 and 65,426,495,591.20

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Solution

The fourth proportional to 114,960,386,970.40, 172,440,580,455.60 and 65,426,495,591.20 is: 98,139,743,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,960,386,970.40 : 172,440,580,455.60 = 65,426,495,591.20 : x
  2. Step 2: Convert to fraction form
    114,960,386,970.40/172,440,580,455.60 = 65,426,495,591.20/x
  3. Step 3: Cross multiply
    114,960,386,970.40x = 172,440,580,455.60 × 65,426,495,591.20
  4. Step 4: Simplify right side
    114,960,386,970.40x = 11,282,182,876,922,281,721,856
  5. Step 5: Solve for x
    x = 11,282,182,876,922,281,721,856/114,960,386,970.40
  6. Step 6: Final answer
    x = 98,139,743,386.80

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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.