Finding the Fourth Proportional to 875,176,668.60, 1,312,767,226.47 and 357,607,109.08
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Solution
The fourth proportional to 875,176,668.60, 1,312,767,226.47 and 357,607,109.08 is: 536,411,572.20
Step by Step Solution
- Step 1: Write the proportion equation
875,176,668.60 : 1,312,767,226.47 = 357,607,109.08 : x - Step 2: Convert to fraction form
875,176,668.60/1,312,767,226.47 = 357,607,109.08/x - Step 3: Cross multiply
875,176,668.60x = 1,312,767,226.47 × 357,607,109.08 - Step 4: Simplify right side
875,176,668.60x = 469,454,892,754,869,184 - Step 5: Solve for x
x = 469,454,892,754,869,184/875,176,668.60 - Step 6: Final answer
x = 536,411,572.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.