Home / 732,313,308.60-1,009,630,725.30-528,457,595.76

Finding the Fourth Proportional to 732,313,308.60, 1,009,630,725.30 and 528,457,595.76

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Solution

The fourth proportional to 732,313,308.60, 1,009,630,725.30 and 528,457,595.76 is: 728,577,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,313,308.60 : 1,009,630,725.30 = 528,457,595.76 : x
  2. Step 2: Convert to fraction form
    732,313,308.60/1,009,630,725.30 = 528,457,595.76/x
  3. Step 3: Cross multiply
    732,313,308.60x = 1,009,630,725.30 × 528,457,595.76
  4. Step 4: Simplify right side
    732,313,308.60x = 533,547,025,697,462,976
  5. Step 5: Solve for x
    x = 533,547,025,697,462,976/732,313,308.60
  6. Step 6: Final answer
    x = 728,577,535.64

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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.