Home / 39,459,638,509.20-59,189,457,763.80-31,091,355,946.80

Finding the Fourth Proportional to 39,459,638,509.20, 59,189,457,763.80 and 31,091,355,946.80

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Solution

The fourth proportional to 39,459,638,509.20, 59,189,457,763.80 and 31,091,355,946.80 is: 46,637,033,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,459,638,509.20 : 59,189,457,763.80 = 31,091,355,946.80 : x
  2. Step 2: Convert to fraction form
    39,459,638,509.20/59,189,457,763.80 = 31,091,355,946.80/x
  3. Step 3: Cross multiply
    39,459,638,509.20x = 59,189,457,763.80 × 31,091,355,946.80
  4. Step 4: Simplify right side
    39,459,638,509.20x = 1,840,280,499,632,390,537,216
  5. Step 5: Solve for x
    x = 1,840,280,499,632,390,537,216/39,459,638,509.20
  6. Step 6: Final answer
    x = 46,637,033,920.20

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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.