Home / 315,872,563,730.16-473,792,158,328.02-103,608,736,068.71

Finding the Fourth Proportional to 315,872,563,730.16, 473,792,158,328.02 and 103,608,736,068.71

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Solution

The fourth proportional to 315,872,563,730.16, 473,792,158,328.02 and 103,608,736,068.71 is: 155,407,630,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,872,563,730.16 : 473,792,158,328.02 = 103,608,736,068.71 : x
  2. Step 2: Convert to fraction form
    315,872,563,730.16/473,792,158,328.02 = 103,608,736,068.71/x
  3. Step 3: Cross multiply
    315,872,563,730.16x = 473,792,158,328.02 × 103,608,736,068.71
  4. Step 4: Simplify right side
    315,872,563,730.16x = 49,089,006,683,632,292,593,664
  5. Step 5: Solve for x
    x = 49,089,006,683,632,292,593,664/315,872,563,730.16
  6. Step 6: Final answer
    x = 155,407,630,545.49

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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.