Home / 97,119,217.80-145,655,498.70-56,089,931.40

Finding the Fourth Proportional to 97,119,217.80, 145,655,498.70 and 56,089,931.40

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Solution

The fourth proportional to 97,119,217.80, 145,655,498.70 and 56,089,931.40 is: 84,121,424.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,119,217.80 : 145,655,498.70 = 56,089,931.40 : x
  2. Step 2: Convert to fraction form
    97,119,217.80/145,655,498.70 = 56,089,931.40/x
  3. Step 3: Cross multiply
    97,119,217.80x = 145,655,498.70 × 56,089,931.40
  4. Step 4: Simplify right side
    97,119,217.80x = 8,169,806,930,115,788
  5. Step 5: Solve for x
    x = 8,169,806,930,115,788/97,119,217.80
  6. Step 6: Final answer
    x = 84,121,424.32

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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.