Home / 93,285,346.40-139,928,019.60-89,506,210.40

Finding the Fourth Proportional to 93,285,346.40, 139,928,019.60 and 89,506,210.40

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Solution

The fourth proportional to 93,285,346.40, 139,928,019.60 and 89,506,210.40 is: 134,259,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,285,346.40 : 139,928,019.60 = 89,506,210.40 : x
  2. Step 2: Convert to fraction form
    93,285,346.40/139,928,019.60 = 89,506,210.40/x
  3. Step 3: Cross multiply
    93,285,346.40x = 139,928,019.60 × 89,506,210.40
  4. Step 4: Simplify right side
    93,285,346.40x = 12,524,426,763,172,924
  5. Step 5: Solve for x
    x = 12,524,426,763,172,924/93,285,346.40
  6. Step 6: Final answer
    x = 134,259,315.60

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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.