Home / 70,217,897.40-105,326,846.10-36,205,673.40

Finding the Fourth Proportional to 70,217,897.40, 105,326,846.10 and 36,205,673.40

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Solution

The fourth proportional to 70,217,897.40, 105,326,846.10 and 36,205,673.40 is: 54,308,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,217,897.40 : 105,326,846.10 = 36,205,673.40 : x
  2. Step 2: Convert to fraction form
    70,217,897.40/105,326,846.10 = 36,205,673.40/x
  3. Step 3: Cross multiply
    70,217,897.40x = 105,326,846.10 × 36,205,673.40
  4. Step 4: Simplify right side
    70,217,897.40x = 3,813,429,390,148,663.50
  5. Step 5: Solve for x
    x = 3,813,429,390,148,663.50/70,217,897.40
  6. Step 6: Final answer
    x = 54,308,510.10

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Similar ratio
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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.